The Holosun HS503R Rotary Switch Dial Micro Red Dot Sight is a 20mm micro optical sight designed for rifle and carbine applications. Features include our new Rotary Switch, Multi-Reticle System, 12 brightness settings, Holosun’s Super LED with up to 50k hour battery life.

In the Box

• Lower 1/3 Cowitness Mount
• Low Profile Mount
• T10 L Key
• Rubber Cover
• User Manual
• CR2032 Battery
• Lens Cloth

TECH & FEATURES

• MRS:2 MOA Dot; 2 MOA Dot & 65 MOA Circle
• Up to 100,000 Hours Battery Life (Setting 6)
• 12 Brightness Setting: 10 DL & 2 NV Compatible
• Rotary Battery Compartment
• Parallax-free & Unlimited Eye Relief

SPECIFICATION

OPTICAL DATA

• Reticle: 2 MOA Dot & 65 MOA Circle
• 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): 2.73×1.53×1.61
• Weight (oz): 3.74

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