swampdeer swamp deer zhengwu optical hdg33 black teleconverter rapid upper eye belt quick release rollover telescopic sight

2、 No need for any eye relief, aim with a lift of the hand; quickly lock on to the target without being disturbed by bright light, backlight, or low light! Suitable for naked-eye use for myopia up to 300 degrees and presbyopia up to 200 degrees, the imaging is scaled up proportionally similar to the structure of the frontal white light sight, with imaging that is as close as the naked eye, high in resolution;

3. Ultra-high decomposition rate and reductive properties.

4. Adjustment Nails: H59 Copper with 6061 T6 Magnesium Aluminum Alloy.

5. Waterproof: Immersed in 1 meter of water for 30 minutes, no bubble entering phenomenon, good sealing performance.

6、 Seismic resistance: 1800G.