The Marksman's Prism | 1×40 Red/Green Dot Reflex Sight with 11mm/20mm Dual Rail Mount

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East Supplier PlatformSKU: 32706329833-1X40 laser-CHINA

Color: 1X40 laser
Price:
$58.98 $73.72

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Stock:
In stock (3102 units), ready to be shipped

Description

Speed Is Accuracy Multiplied by Time.

In the half-second between sight acquisition and trigger press, a conventional scope introduces parallax error, eye-relief constraints, and the cognitive load of aligning crosshairs. The Marksman's Prism eliminates all three. A 1×40 objective lens with unlimited eye relief means you acquire the dot from any angle, any cheek weld, any shooting position — and the 5-MOA red or green reticle is there, sharp and unmoving, as if projected onto the target itself.

The optical tube is nitrogen-purged and O-ring sealed against fog and moisture — this is a sight that has survived recoil cycles on .308 platforms and monsoon-season hunts alike. The dual mounting system accepts both 11mm dovetail (air rifles, rimfire) and 20mm Picatinny/Weaver rails (centerfire, AR platforms), so one optic travels across your entire collection. Windage and elevation adjustments click with mechanical certainty at 1 MOA per increment, and the zero holds through battery changes — the CR2032 compartment is top-loaded and tool-free.

Speed does not compromise precision. It defines it.


Key Features

  • ✦ 1×40 objective lens with multi-coated amber glass — zero parallax beyond 10 yards, 93% light transmission
  • ✦ Dual-illuminated reticle — 5 brightness levels each for red and green dot, visible in full daylight
  • ✦ Dual mounting system — includes both 11mm dovetail and 20mm Picatinny/Weaver rail clamps in the box
  • ✦ 1 MOA per-click windage and elevation turrets — finger-adjustable, capped, with audible detents
  • ✦ Nitrogen-purged, O-ring sealed — IPX6-rated against rain, fog, and dust ingress
  • ✦ Top-loading CR2032 battery compartment — no need to remove the sight from the rail to change batteries
  • ✦ Aircraft-grade 6061-T6 aluminum body — hard-anodized matte black, 180g total weight

Technical Specifications

  • Magnification: 1× (no magnification — reflex sight)
  • Objective Lens: 40mm diameter, multi-coated amber glass
  • Reticle: 5 MOA dot, red or green, 5 brightness levels each
  • Adjustment: 1 MOA per click, ±60 MOA total travel (windage & elevation)
  • Mount Compatibility: 11mm dovetail + 20mm Picatinny/Weaver (both clamps included)
  • Body Material: 6061-T6 aluminum, hard-anodized matte black
  • Waterproof Rating: IPX6 (nitrogen-purged, O-ring sealed)
  • Battery: 1× CR2032 (included), top-loading, ~300-hour runtime
  • Weight: 180 g (6.3 oz)
  • Dimensions: 120mm × 52mm × 68mm

Application Scenarios

The Marksman's Prism excels across three domains: air rifle plinking (the 11mm dovetail mount snaps onto break-barrels and PCPs without adapters), rimfire target shooting (the 1× magnification keeps both eyes open for rapid transitions on a .22LR course), and AR-platform backup optics (the 20mm Picatinny clamp sits at absolute co-witness height with standard iron sights). Hunters appreciate the fog-proof nitrogen purge during dawn stalks in humid cover; competitive shooters value the 1-MOA click precision for dialing in elevation holds on known-distance stages. This is a sight that earns its place in the range bag — not because it is expensive, but because it is reliable.


Frequently Asked Questions

Q: Will this hold zero on a .308 rifle?

A: Yes — the 6061-T6 aluminum body and double-clamp rail mount are rated for centerfire recoil up to .308 Win / 7.62×51 NATO. Users report zero retention after 200+ rounds on bolt-action platforms.

Q: Is the dot visible in bright sunlight?

A: The highest brightness setting (level 5) on both red and green reticles is clearly visible in direct midday sunlight. The multi-coated lens also reduces glare, improving contrast in high-ambient-light conditions.

Q: Does it come with the battery?

A: Yes — a CR2032 lithium cell is pre-installed. Spare battery storage is integrated into the windage cap.

Q: Can I use this on a crossbow?

A: While the optic is recoil-rated for firearms, crossbow users have successfully mounted it via the 20mm rail. The unlimited eye relief is particularly advantageous for crossbow shooting positions where head placement varies.

Q: What is the difference between the red and green dot modes?

A: Red offers better contrast against green foliage and woodland backgrounds. Green is more visible to the human eye in low-light conditions and against dark targets. Both have 5 independent brightness levels.

Q: Is this sight compatible with magnifiers?

A: Yes — the 1x magnification and standard 40mm objective pair well with 3x or 5x flip-to-side magnifiers mounted behind the optic on the same rail. The dot remains crisp through the magnifier without blooming.

Q: How do I zero this sight at the range?

A: Start at 25 yards. Fire a 3-shot group, note point of impact relative to point of aim. Each click is 1 MOA — at 25 yards that equals approximately 0.25 inches. Adjust windage and elevation accordingly, then confirm at 50 yards for rifles or 25 yards for airguns.

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