
Extend the capabilities of your optics.
The HM3X is an aluminum bodied 3X magnifier designed for use in conjunction with a red dot sight. The HM3X is feature-packed and includes a quick release, ambidextrous, flip-to-side Picatinny rail mount. Holosun includes a spacer with the HM3X that provides compatibility with absolute and lower 1/3 co-witness dot heights for maximum compatibility. The HM3X has a generous 2.75” of eye relief, is IP67 certified water resistant, and includes windage and elevation adjustment for precision zeroing to your optic’s zero. The HM3X also includes a built-in flat driver tool for easy adjustments.
→ 3X Optical Magnification
Enhances target identification and engagement at extended distances.
→ Flip-to-Side QD Mount
Ambidextrous quick-detach mount enables rapid transitions between magnified and 1x views.
→ Absolute & Lower 1/3 Compatibility
Included spacer supports common red dot mounting heights.
→ Wide Field of View
7° field of view with 2.75 inch eye relief for a clear, comfortable sight picture.
→ Diopter Adjustment
±3D adjustment allows users to fine-tune focus for their vision.
→ Precision Alignment Adjustment
Windage and elevation adjustments ensure perfect alignment with your primary optic.
→ Sealed Aluminum Housing
Durable MAO-finished aluminum construction with IP67 water resistance and nitrogen-purged internals.

