Videos tagged with Thermal Drift

This video from Forgotten Weapons explores why Germany never conducted a formal, large-scale study on the Heckler & Koch G36's accuracy, particularly concerning thermal drift. Despite anecdotal evidence and concerns, political and economic factors prevented the ideal testing methodology of hundreds of rifles under standardized conditions. The lack of such a study leaves the precise extent of the G36's precision issues during sustained fire officially undefined by the Bundeswehr.

This comprehensive guide details the evaluation of Low Power Variable Optics (LPVOs) by a former Green Beret with 25 years of military experience. The testing methodology includes extensive field use, CQB drills, long-range engagements, and rigorous environmental tests like thermal drift (freezer and oven tests) and clarity assessments. The analysis covers critical aspects such as focal plane, magnification range, weight, brightness, reticle design, locking mechanisms, and performance under extreme conditions, providing actionable insights for selecting the best LPVO for tactical applications.

This livestream discusses various firearms-related topics, including optics recommendations, firearm contracts, and defensive shooting techniques. The instructor emphasizes the importance of situational awareness and practical application over theoretical advantages, particularly when choosing optics for carbines. He also touches on the evolution of military small arms and the importance of supporting Second Amendment organizations.

This review provides an objective assessment of a Bear Creek Arsenal (BCA) 20-inch AR-15 upper receiver. The speaker, a Mechanical Engineer, details his testing methodology, including the use of a barrel temperature indicator and digital calipers for precise measurements. Despite initial concerns about budget-tier manufacturers, the BCA upper demonstrated impressive sub-MOA accuracy with specific ammunition and maintained reliability over 250 rounds without malfunctions. The review concludes that BCA offers a valuable product for its price point, contributing to firearm accessibility.

This comprehensive guide details a rigorous torture test for high-end red dot and holographic sights from Aimpoint, EOTech, Trijicon, and Sig Sauer. The test, led by John C., Director of Social Media for Pew Pew Tactical, assesses durability through submersion, thermal extremes, 5-foot drops, and direct fire with various calibers. The Trijicon TA02 ACOG emerged as the sole survivor, highlighting the importance of robust design in tactical optics.

This review by Mrgunsngear provides an in-depth analysis of the EOTech EXPS 3-0 holographic sight. It covers the optic's history, including past issues with L3 Communications, and details its performance in water submersion and thermal drift tests. The review highlights the EXPS 3-0's advantages in speed and target acquisition, especially with night vision, and its selection by USSOCOM, concluding it remains a top-tier professional optic despite battery life considerations.