Tzou 308 Winchester 7.62x51mm .243 7mm-08 Remington Caliber Cartridge Laser Bore Sighter Boresighter

German made Exclusive Schott HT High-Transmission glass + enhanced T coatings provides 95% light transmission FL lens system for supreme color fidelity

BaK-4 Prisms w/ Phase Coating: Increases contrast and resolution for sharper more detailed images. Fully Multi-Coated Optics: Allows maximum light transmission through the optical path for brighter images. 6.5' Close Focus: Detailed, up close observation of subjects in close proximity. Ideal for watching birds, insects, plants, etc.

Ultra wide visual field- viewing scenery away from 1000 yards can reach the width 303ft visual field, let you see the distant scenery and animal more clearly, it is you that can buy the best birdwatching telescopessign - compact shape and appearance, durable metal inner hull structure, classic and durable; unconditional refund service within 30 days and limited warranty service for lifetime; High rate focusing - focus system with 10 times , let you see the distant fluttering feathers clearly , allow you to focus the distant moving object and scenery clearly, viewing details clearly; High-quality optical lens - FMC coated lens, 42cm ultra large objective lens, bringing you bright-colored sight lines more clearly and brightly; Waterproof and dustproof design - filled with nitrogen, structure with waterproof ring, achieving the effect of waterproof and dustproof, so that it can be used normally in any environment, no need to worry about;