holosun - 403

Classic Micro Reflex Sight

HS403B is a 20mm micro sight designed for rifle and carbine applications. HS403B features Holosun’s Red Super LED with 50k hour battery life, 10 daylight and 2 night vision compatible reticle intensity settings. Its housing is made from 6061 aluminum and includes both a lower 1/3 co-witness mount (1.63”) and a low mount (.75”) for low-comb height rifle applications.

Additional features include Shake Awake technology, digital buttons for setting changes, rubber lens covers, and a side-mounted battery tray for the 2032 battery. HS403B is a versatile sight for users of all levels.

Description:

• 2 MOA Dot Reticle
• Up to 50,000 Hours Battery Life (Setting 6)
• 12 Brightness Setting: 10 DL & 2 NV Compatible
• Convenient Tray Battery Compartment
• Parallax-free & Unlimited Eye Relief

Specification:

• Reticle 2 MOA Dot
• Light Wavelength 650nm
• Reticle Color Red
• Parallax Free Yes
• Unlimited Eye Relief Yes
• Magnification 1x
• Multi-Coatings Yes
• Power Source Battery
• Battery Type CR2032
• Battery Life (Hours) 50000
• Brightness Setting 10 DL&2 NV
• Window Size 20mm Diameter
• Dimension (in) 2.45×1.43×1.6
• Weight (oz) 2.82
• Housing Material 6061 T6 Aluminum
• Surface Finish MAO
• Adjustment per Click 0.5 MOA
• W&E Travel Range ±50 MOA
• Storage Temperature -40℃~70℃
• Working Temperature -30℃~60℃
• Submersion IP67
• Vibration 1000G