The 510C & HM3X Combo pairs Holosun’s HS510C open reflex optic with the HM3X 3X flip-to-side magnifier for a versatile close-to-mid-range sighting system.
Its wide viewing window, Multi-Reticle System, Solar Failsafe, and Shake Awake provide fast acquisition and dependable performance across changing lighting conditions and shooting environments.
→ Multi-Reticle System (MRS)
Selectable 2 MOA dot, 65 MOA circle, or combined circle-dot reticle for adaptable rifle targeting.
→ 3X Flip-to-Side Magnifier
HM3X magnifier adds instant 3X magnification with a quick flip-to-side design.
→ Solar Failsafe Technology
Solar panel supplements battery power and automatically manages brightness.
→ Shake Awake Technology
Motion activation powers the optic instantly while preserving battery life.
→ Titanium Protective Hood
Reinforced hood design improves durability and protects the optic from impact.
→ Quick Detach Mounting System
QD mounts allow rapid installation and easy removal on Picatinny rails.
→ Long Eye Relief Magnifier
2.75 inch eye relief provides comfortable viewing during extended use.
Features
- Red Multi-Reticle System (MRS)
Selectable reticle options include a 2 MOA red dot, 65 MOA circle, or combined circle dot for precision or rapid target acquisition. - Red Super LED Technology
650nm red emitter delivers a crisp reticle with efficient power usage and up to 50,000 hours of battery life. - Solar Failsafe System
Integrated solar panel provides backup power and assists with automatic brightness management in changing lighting conditions. - 3X Magnifier System
Included HM3X magnifier extends effective engagement distance with clear 3X magnification. - Flip-to-Side Magnifier Mount
Ambidextrous flip mechanism allows rapid transitions between unmagnified and magnified sighting. - Quick Detach Picatinny Mount
Integrated QD mount allows fast installation or removal while maintaining reliable zero. - Titanium Protective Hood
Reinforced titanium hood protects the optic housing from impacts and harsh use in demanding environments. - Adjustable Co-Witness Height
HM3X riser spacer allows compatibility with both absolute and lower 1/3 co-witness optic setups. - 12 Brightness Settings
Ten daylight and two night vision compatible brightness levels provide clear reticle visibility in varied lighting conditions. - IP67 Waterproof Construction
Sealed optic and magnifier housings protect internal components from water, dust, and harsh environmental conditions.






