HS403B

Overview

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.

Technology

• Shake Awake™
• Super LED
• Multilayer Coatings

Features

• 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

Specifications

OPTICAL DATA

• Reticle - 2 MOA Dot
• Light Wavelength - 650nm
• Reticle Color - Red
• Parallax Free - Yes
• Unlimited Eye Relief - Yes
• Magnification - 1x
• Multi-Coatings - Yes

ELECTRONIC DATA

• Power Source - Battery
• Battery Type - CR2032
• Battery Life (Hours) - 50000
• Brightness Setting - 10 DL&2 NV

PHYSICAL DATA

• Window Size - 20mm Diameter
• Dimension (in) - 2.45×1.43×1.6
• Weight (oz) - 2.82

MECHANICAL DATA

• Housing Material - 6061 T6 Aluminum
• Surface Finish - MAO
• Adjustment per Click - 0.5 MOA
• W&E Travel Range - ±50 MOA

ENVIRONMENT DATA

• Storage Temperature - -40℃~70℃
• Working Temperature - -30℃~60℃
• Submersion - IP67
• Vibration - 1000G