Abusing The Holosun IRIS So You Don’t Have To

Published on May 12, 2025
Duration: 17:07

This video provides a comprehensive durability test of the Holosun IRIS, focusing on its resilience under recoil, drop impacts, and water submersion. The presenter, from 4MR Ranch, aims to provide quantifiable data for purchasing decisions, demonstrating the unit's performance after extensive use, including over 1500 rounds of 5.56 and subsequent .308 testing and abuse.

Quick Summary

The Holosun IRIS is a durable aiming laser that withstands significant abuse. It maintained its zero after multiple shoulder-height drops onto gravel and asphalt, and showed good water resistance after direct submersion. Its diodes remained aligned even after extensive recoil testing and temperature extremes.

Frequently Asked Questions

How durable is the Holosun IRIS under heavy recoil?

The Holosun IRIS was tested on a Sig Spear .308, enduring over 100 rounds with some initial zero shift noted. However, after extensive testing including drops and temperature extremes, the unit remained functional and its diodes stayed aligned, indicating good recoil resilience.

Can the Holosun IRIS withstand drop tests?

Yes, the Holosun IRIS demonstrated impressive zero retention after multiple shoulder-height drops onto gravel and asphalt. The unit remained functional, and the aiming laser's point of impact showed minimal drift, making it one of the best drop test results seen by the channel.

Is the Holosun IRIS waterproof?

The Holosun IRIS was subjected to direct water stream testing on its switches and ports. After drying, no moisture ingress was observed behind the front lenses, and the unit continued to function precisely, suggesting good water resistance.

How does the Holosun IRIS perform in extreme temperatures?

The Holosun IRIS was tested in an oven at 170°F and a freezer at 0°F. While slight thermal drift was observed during these extremes, the unit returned to its original zero at ambient temperatures, indicating robust performance across a range of conditions.

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