{"id":8675,"date":"2025-08-14T11:50:40","date_gmt":"2025-08-14T11:50:40","guid":{"rendered":"http:\/\/yubeen-header-clone.local\/?p=8675"},"modified":"2026-09-16T15:59:47","modified_gmt":"2026-09-16T07:59:47","slug":"understanding-riflescope-calibration-without-pulling-the-trigger","status":"publish","type":"post","link":"https:\/\/www.yubeen.com\/fr\/news\/understanding-riflescope-calibration-without-pulling-the-trigger\/","title":{"rendered":"How to Bore Sight a Riflescope Before Final Zeroing"},"content":{"rendered":"<p class=\"wp-block-paragraph\">To understand how to bore sight a riflescope, start with the most important distinction: bore sighting is an <strong>initial alignment process<\/strong>, not a final zero. Its purpose is to bring the optic and the bore into a useful starting relationship before the final zero is verified under appropriate range conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A good initial alignment can reduce unnecessary adjustment later, but it cannot account for every factor that affects actual point of impact. Ammunition, platform behavior, environmental conditions, mounting repeatability, and the complete mechanical system still matter. Bore sighting should therefore be treated as preparation for zeroing\u2014not as a substitute for it.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Bore Sighting and Zeroing Are Not the Same Thing<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The terms are sometimes used interchangeably, but they describe different stages of setup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bore sighting establishes an approximate relationship between the bore axis and the riflescope\u2019s line of sight. It can be performed using a suitable optical or laser alignment tool, or by another manufacturer-approved initial-alignment method.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zeroing is the later process of verifying and adjusting the optic according to actual point of impact under controlled range conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This distinction matters because a bore-sighting tool shows an alignment reference; it does not reproduce the complete behavior of the installed system.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>What Bore Sighting Can Do<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bore sighting can help:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>identify a large initial alignment error;<\/li>\n\n\n\n<li>bring the reticle closer to a useful starting position;<\/li>\n\n\n\n<li>confirm that the adjustment system moves in the expected direction;<\/li>\n\n\n\n<li>reduce unnecessary correction during the later zeroing process;<\/li>\n\n\n\n<li>reveal obvious mounting or clearance problems before range verification.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">It is therefore most useful as a setup and diagnostic step.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>What Bore Sighting Cannot Confirm<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bore sighting alone cannot prove final point of impact.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It does not fully account for ammunition characteristics, recoil behavior, mechanical settling, environmental effects, or every tolerance in the complete platform.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For that reason, a scope that looks correctly aligned during bore sighting should still be treated as <strong>not finally zeroed<\/strong> until the zero has been properly verified.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Check the Scope Installation Before You Adjust Anything<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Initial alignment is only useful if the scope is mounted correctly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Before using a bore-sighting tool, inspect the complete installation rather than immediately moving the turrets.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you are still deciding which optical configuration and mounting features fit your use, start with our <a href=\"\/fr\/actualites\/choosing-the-perfect-rifle-scope-key-features-to-consider\/\" data-type=\"link\" data-id=\"\/news\/choosing-the-perfect-rifle-scope-key-features-to-consider\/\"><strong>guide to choosing a riflescope<\/strong> <\/a>before completing the setup.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Confirm the Rings and Mount Are Compatible<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Make sure the ring or mount diameter matches the scope tube and that the mounting interface is appropriate for the platform.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The scope should sit securely without interference from the objective housing, adjustment turrets, eyepiece, magnification ring, or other nearby components.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Follow the scope and mount manufacturers\u2019 installation requirements rather than applying one universal tightening value to every system.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Check Scope Position and Reticle Orientation<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The optic should be positioned so the user can obtain a comfortable sight picture in the intended shooting position.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Also check that the reticle orientation is appropriate before final tightening. A visibly canted installation can make later setup and adjustment unnecessarily confusing.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Make Sure the Adjustment Range Has Not Been Used to Compensate for a Mounting Problem<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Large turret corrections should not automatically be used to compensate for an incorrectly installed base, ring, or mount.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If the optic requires unusually large initial corrections, inspect the mechanical setup first.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A bore-sighting session is useful partly because it can reveal these problems before further adjustment is attempted.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Choose the Right Bore-Sighting Method<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Different tools provide different forms of alignment reference.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The best method is the one that is compatible with the platform, optic, and manufacturer instructions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Optical Bore Sighters Provide a Visual Reference<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">An optical bore sighter typically presents a reference grid or pattern that the user views through the scope.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Its purpose is to show the relative position of the reticle against a repeatable visual reference.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The advantage is that it does not depend on seeing a projected laser point at distance. The limitation is that compatibility, attachment method, and reference geometry vary between tools.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Laser Bore Sighters Project an Alignment Reference<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A laser bore-sighting tool projects a visible reference point along an axis associated with the bore.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This can make the initial relationship between the optic and the bore easier to see.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">However, the laser point is still an alignment reference\u2014not the actual point of impact. Tool fit, alignment, surface visibility, and the specific device design can all affect what the user sees.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Tool Compatibility Matters More Than the Tool Type<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Do not assume that every universal kit fits every platform correctly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Check:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>the supported dimensions or adapters;<\/li>\n\n\n\n<li>how the tool is positioned;<\/li>\n\n\n\n<li>whether the attachment method could contact or damage sensitive surfaces;<\/li>\n\n\n\n<li>the manufacturer\u2019s instructions;<\/li>\n\n\n\n<li>whether the reference remains repeatable after removal and reinstallation.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A poorly fitted bore-sighting tool can create more uncertainty rather than less.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Build a Stable Setup Before Making Adjustments<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The optic and platform should remain stable while the alignment reference is observed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Movement during adjustment makes it difficult to distinguish between actual reticle movement and movement of the complete setup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Use a stable support appropriate for the equipment and work in a controlled area where the platform can remain stationary throughout the initial alignment process.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The goal is repeatability. If the setup moves each time the turrets are touched, the alignment reference loses much of its value.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Understand What the Turrets Are Doing<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Windage and elevation turrets move the reticle\u2019s relationship to the optical image according to the scope\u2019s specified adjustment system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Common systems include MIL and MOA, with different scopes using different click values.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The correct approach is to use the adjustment value published for the exact model rather than assuming that every scope uses the same increment.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Make Small, Deliberate Corrections<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Initial alignment is easier to understand when adjustments are made deliberately and the result is observed after each change.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Large, repeated corrections can make it harder to identify whether the starting problem came from the optic adjustment or from the mounting system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If the reticle movement does not correspond with the expected turret behavior, stop and inspect the setup.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail-1024x576.webp\" alt=\"Yubeen riflescope elevation and windage turret close-up\" class=\"wp-image-7120\" srcset=\"https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail-1024x576.webp 1024w, https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail-300x169.webp 300w, https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail-768x432.webp 768w, https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail-1536x864.webp 1536w, https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail-18x10.webp 18w, https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail-600x338.webp 600w, https:\/\/www.yubeen.com\/wp-content\/uploads\/2026\/08\/yubeen-ed3-15x50-sfir-ffp-gallery-03-turret-detail.webp 1672w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Keep the Turrets Within a Sensible Working Range<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A riflescope\u2019s adjustment system has a finite mechanical range.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If initial bore sighting appears to require an extreme amount of correction, do not immediately continue turning the turret.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Check mounting alignment, ring installation, base compatibility, and the bore-sighting reference first.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The optic should not be used to hide a major installation error.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Treat Bore Sighting as Initial Alignment, Not a Ballistic Solution<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A bore-sighting tool does not calculate the complete trajectory of a projectile.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It also does not know:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ammunition characteristics;<\/li>\n\n\n\n<li>actual muzzle velocity;<\/li>\n\n\n\n<li>aerodynamic behavior;<\/li>\n\n\n\n<li>sight height;<\/li>\n\n\n\n<li>atmospheric conditions;<\/li>\n\n\n\n<li>mechanical behavior of the complete system.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Those variables are outside the role of basic bore sighting.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This is why claims such as \u201cperfect zero without firing\u201d should be treated cautiously. Bore sighting can establish a useful starting relationship, but final zero remains a separate verification task.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Final Zero Still Needs to Be Verified<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Once the initial alignment is complete, the next step is not to assume the setup is finished.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The final zero should be verified under appropriate and lawful range conditions, following the instructions for the optic, mount, platform, and ammunition being used.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For the full process after initial alignment, see our <strong><a href=\"\/fr\/actualites\/how-to-zero-a-rifle-scope-at-100-yards-a-step-by-step-guide-for-precision-shooting\/\" data-type=\"link\" data-id=\"\/news\/how-to-zero-a-rifle-scope-at-100-yards-a-step-by-step-guide-for-precision-shooting\/\">step-by-step guide to zeroing a rifle scope at 100 yards<\/a><\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A bore-sighted scope may require only modest correction later, or it may reveal that additional setup work is needed. Either result is useful because the purpose of bore sighting is to improve the starting point.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Common Bore-Sighting Mistakes<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Several mistakes reduce the value of the process.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Treating Bore Sighting as Final Zero<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This is the most important mistake.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alignment through a bore-sighting tool does not prove actual point of impact.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Use it to prepare the system, then verify the final zero separately.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Adjusting Around an Installation Error<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">If the mount, rings, or base are not installed correctly, turret adjustment can mask the problem temporarily.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Inspect the mechanical setup before using unusually large corrections.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Using an Incompatible Bore-Sighting Tool<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">An adapter or tool that does not fit correctly may provide an unreliable reference.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Use only compatible equipment and follow the tool manufacturer\u2019s instructions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Ignoring Repeatability<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">If the tool is removed and reinstalled and the reference changes substantially, the alignment result should not be treated as reliable.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Repeatability is part of the usefulness of the method.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Forgetting That the Scope Can Shift After Service or Reinstallation<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Removing and reinstalling the optic, changing the mount, servicing the platform, or experiencing significant impact can justify rechecking the setup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Do not assume that an old alignment remains valid after the mechanical system changes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>When Should You Recheck the Setup?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">There is no universal calendar interval that applies to every riflescope.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A more useful approach is to recheck the system after an event that could reasonably affect it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Examples include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>installing a new scope or mount;<\/li>\n\n\n\n<li>removing and reinstalling the optic;<\/li>\n\n\n\n<li>changing rings or bases;<\/li>\n\n\n\n<li>significant transport or impact;<\/li>\n\n\n\n<li>service or mechanical work;<\/li>\n\n\n\n<li>unexplained change in observed zero;<\/li>\n\n\n\n<li>long periods of storage when the equipment has been moved or reconfigured.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This event-based approach is more meaningful than an arbitrary rule such as \u201crecalibrate every few weeks.\u201d<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Care and Maintenance Support Long-Term Repeatability<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Clean optics and properly maintained mounting interfaces make inspection easier.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keep exposed optical surfaces free from abrasive debris, inspect mounting hardware according to the manufacturer\u2019s instructions, and store the optic in conditions appropriate for the equipment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For detailed care procedures, see <strong><a href=\"\/fr\/actualites\/how-to-maintain-and-clean-your-precision-optics-for-long-lasting-performance\/\" data-type=\"link\" data-id=\"\/news\/how-to-maintain-and-clean-your-precision-optics-for-long-lasting-performance\/\">how to maintain and clean your precision optics<\/a><\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Maintenance does not replace zero verification, but it helps reduce avoidable problems caused by damaged lenses, contaminated interfaces, loose components, or poor storage.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How Yubeen Optical Scopes Fit Into the Setup Process<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"\/fr\/products\/optical-scopes\/\" data-type=\"link\" data-id=\"\/products\/optical-scopes\/\">Yubeen optical scopes<\/a> are available with different magnification ranges, tube diameters, focal-plane systems, turret configurations, reticles, parallax controls, and other mechanical features.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The bore-sighting principle remains the same across these configurations: establish an initial optical relationship, confirm that the adjustment system behaves normally, and then perform final zero verification separately.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When comparing <strong>Yubeen optical scopes<\/strong>, check the exact model\u2019s:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>tube diameter;<\/li>\n\n\n\n<li>mounting requirements;<\/li>\n\n\n\n<li>adjustment unit and click value;<\/li>\n\n\n\n<li>total elevation and windage range;<\/li>\n\n\n\n<li>parallax system;<\/li>\n\n\n\n<li>zero-stop or turret features where applicable;<\/li>\n\n\n\n<li>eye relief and mounting position.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The correct setup depends on the exact scope and platform rather than on one universal calibration procedure.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Final Thoughts<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Bore sighting is valuable because it gives the riflescope setup a better starting point.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It can help identify major alignment errors, reduce unnecessary adjustment, and make later zero verification more efficient.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But it should never be confused with final zeroing.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The most reliable workflow is simple: install the optic correctly, establish a stable initial alignment with a compatible method, verify that the adjustments behave normally, and then confirm the final zero under appropriate range conditions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>FAQ<\/strong><\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1789096890238\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Can bore sighting replace final zeroing?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>No. Bore sighting provides an initial alignment reference. It does not reproduce every factor that determines actual point of impact. Final zero still needs separate verification.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1789096895003\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Is a laser bore sighter more accurate than an optical bore sighter?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Not automatically. Both are alignment tools. Accuracy depends on the tool design, fit, repeatability, setup, and how the reference is used. Choose a method that is compatible with the platform and follow the tool manufacturer\u2019s instructions.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1789096903170\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Why does my scope need a large adjustment after bore sighting?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A large correction can come from the initial reference, mounting alignment, ring or base installation, or the optic\u2019s starting turret position. Inspect the mechanical setup before assuming that a large turret correction is normal.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1789096912603\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Do I need to bore sight again after removing the scope?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>If the optic or mount has been removed and reinstalled, it is reasonable to recheck alignment and then verify the final zero. Return-to-zero performance depends on the complete mounting system and installation repeatability.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1789096920012\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Does changing magnification change the zero?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Changing magnification should not, by itself, change the mechanical zero of a properly functioning scope. Reticle subtensions can behave differently depending on whether the scope is FFP or SFP, but that is separate from the mechanical zero.For the reticle side of this distinction, see our <strong><a href=\"\/fr\/actualites\/first-focal-plane-ffp-vs-second-focal-plane-sfp-choosing-the-right-optical-scope\/\" data-type=\"link\" data-id=\"\/news\/first-focal-plane-ffp-vs-second-focal-plane-sfp-choosing-the-right-optical-scope\/\">FFP vs. SFP riflescope guide<\/a><\/strong>.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Learn what bore sighting can and cannot do, how to prepare a riflescope for initial alignment, how optical and laser bore-sighting methods differ, and why final zero still requires verification.<\/p>","protected":false},"author":1,"featured_media":7167,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[85],"tags":[],"class_list":["post-8675","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-optical-scopes"],"_links":{"self":[{"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/posts\/8675","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/comments?post=8675"}],"version-history":[{"count":2,"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/posts\/8675\/revisions"}],"predecessor-version":[{"id":8677,"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/posts\/8675\/revisions\/8677"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/media\/7167"}],"wp:attachment":[{"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/media?parent=8675"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/categories?post=8675"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yubeen.com\/fr\/wp-json\/wp\/v2\/tags?post=8675"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}