The HE510C-GR Elite is Holosun\'s flagship Open Reflex optic. Now equipped with Holosun\'s highly efficient green reticle the HE510C-GR Elite has an open frame for a wide sight picture. The HS510C Elite is powered by our new \"Advanced Super Solar Technology\" as well as a CR2032 battery. Utilizing our multi-reticle system (MRS) this unit features three reticle choices. The HE510C-GR can be switched between a 65 MOA circle with 2 MOA dot a 2 MOA dot only or a 65 MOA ring only all at the push of a button. This optic is protected by a titanium-alloyed hood. - Multiple Reticle System featuring three reticles - Parallax free optical design with unlimited eye relief - Minimized obstruction of vision with push button controls and a streamlined housing design - Shake Awake Technology - Internal battery tray design - 32mm24mm open lens. - Solar cell and high capacity battery provide dual power supplies - Titanium-alloyed shock resistant protective hood - Quick release mount - CNC machined with T6061-T6 housing - Optical Data - Light Source: LED - Reticle: 2MOA Dot & 65MOA Ring - Parallax Free: Yes - Unlimited Eye Relief: Yes - Magnification: 1x - Multi-Coatings: Yes - Integrated Laser: No - Electronic Data - Battery Type: CR2032 - Battery Life: Up to 50000 Hours - Brightness Setting: 10 Daylight & 2 NV Compatible - Mechanical Data - Housing Material: 6061 Aluminum with Titanium Hood - Surface Finish: MAO - Housing Color: Black - Adjustment per Click: 0.5 MOA - W&E Travel Range: 50 MOA - Storage Temperature: -40F - 158F - Working Temperature: -22F - 140F - Submersion: IP67 - Vibration: Up to 1000G - Physical Data - Window Size: 0.91in x 1.2in - Dimension (in): 3.3 x 1.6 x 1.8 - Weight (oz): 8.3 - Central Height (in): 1.41