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Holosun Technologies  |  SKU: RSR-HSIRIS-RD2

Holosun - IRIS-RD2 Dual Red & IR Laser Aiming Device

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Description

The Holosun IRIS-GR2 is a compact, next-generation dual-function aiming device engineered for professional shooters, tactical operators, and advanced rifle builds. With a rugged 7075-T6 aluminum housing, the IRIS-GR2 delivers a 45% weight reduction and a 21% lower profile compared to the Holosun LS221 series, making it an ideal choice for modern, lightweight setups.

This mission-ready laser module integrates co-aligned visible green and infrared (IR) lasers, allowing the visible laser to be used for quick daylight zeroing of both lasers. A center-positioned fire button supports both momentary and constant ON modes, while the rear-facing selector switch ensures fast, intuitive operation. For added flexibility, the IRIS-GR2 includes an ultra-compact pressure pad with a Crane-style plug for remote activation.

Durable, waterproof, and shock-resistant, the IRIS-GR2 is designed to perform reliably in the harshest environments.

Key Features:

  • Dual-function aiming device with visible green and IR lasers
  • Co-aligned lasers allow daylight zeroing with visible laser
  • Compact and lightweight – 45% lighter, 21% lower profile than LS221
  • 7075-T6 aluminum housing with hard-anodized finish
  • Fire button supports momentary and constant ON
  • Rear-facing power/mode selector switch for improved ergonomics
  • Includes compact single-button Crane-style pressure pad
  • Waterproof (IPX8), shock-resistant, and vibration tested to 1000G

Specifications:

  • Dimensions: 3.2 x 1.85 x 1.3 in.
  • Weight: 5 oz
  • Housing: 7075-T6 aluminum, hard anodize finish
  • Adjustment per Click: 0.5 MOA
  • Windage & Elevation Range: ±50 MOA
  • Laser Class: Visible 3R (<5mW), IR Class 1 (<0.7mW)
  • Battery: CR123A, long runtime (hours vary by mode)
  • Operating Temp: -30℃ to 60℃ | Storage Temp: -40℃ to 70℃
  • Waterproof Rating: IPX8

In the Box:

  • 1 x Holosun IRIS-GR2
  • 1 x Single-Button Pressure Pad (Crane-style)

Compact, rugged, and precise, the Holosun IRIS-GR2 is the ultimate dual-laser aiming solution for professionals who demand top-tier performance in any environment.

Holosun IRIS-GR4 Quad Laser & IR Illuminator is a cutting-edge, professional-grade aiming and illumination system built for tactical precision and all-environment performance. Crafted from 7075-T6 aluminum with a hard-anodized finish, the IRIS-GR4’s redesigned housing is 43% lighter, 29% lower, and 28% narrower than the legacy LS420—ideal for modern PDWs, SBRs, and rifle platforms where space and balance matter.

This quad-function system combines a co-aligned visible green laser, infrared (IR) aiming laser, 60mW VCSEL-based IR illuminator, and a powerful 1,000-lumen white light producing 25,000 candela. Operators can transition seamlessly between day, night, and low-light engagements, using the visible laser for daylight zeroing and maintaining precision alignment across both visible and IR spectrums.

Key Features:

  • Quad-function system: visible green laser, IR laser, 60mW IR illuminator, and 1,000-lumen white light
  • Precision-milled 7075-T6 aluminum body—43% lighter, 29% lower, and 28% narrower than the LS420
  • Co-aligned laser system for simplified zeroing and consistent point-of-aim
  • Top-mounted IR beam slider adjusts from wide flood to focused spot (15–150 MRAD)
  • Dual independent fire buttons for ambidextrous laser and light activation
  • Rear-positioned mode and power selector for quick, intuitive operation
  • Triple-button remote with Crane plug and visible laser override
  • Operates on two CR123A batteries (included) or one rechargeable 18650 (not included)
  • Waterproof (IPX8), vibration rated to 1000G, and optimized for field reliability

Specifications:

IR Illuminator Output: 60mW VCSEL (Class 1)
IR Laser Output: 0.7mW VCSEL (Class 1)
Visible Laser Output: 5mW (Class 3R)
White Light Output: 1,000 Lumens / 25,000 Candela
Battery Type: 2x CR123A (included) or 1x 18650 (not included)
Adjustment per Click: 0.5 MOA
Housing Material: 7075-T6 Aluminum
Dimensions (in): 4.2 x 2.3 x 1.4
Weight: 8.5 oz
Operating Temperature: -30°C to 60°C
Storage Temperature: -40°C to 70°C
Submersion Rating: IPX8

In the Box:

  • Holosun IRIS-GR4 Quad Laser & Illuminator
  • Triple-button pressure pad (Crane plug)
  • 2x CR123A batteries
  • User manual and adjustment tools

The Holosun IRIS-GR4 delivers unmatched versatility and reliability for professional operators, night vision users, and serious enthusiasts. Whether for law enforcement, military, or civilian tactical setups, this quad-function laser and light module ensures readiness and precision across any lighting condition.

Help me choose:

Model Family Core Functionality Key Additions / Upgrades
IRIS-1 (RD1 / GR1 / IR1) Single-function: visible red or green laser (or IR laser in IR1) in a compact, low-profile housing. Base model with visible or IR laser only. No IR illuminator or white light. Ideal for basic daylight or NVG aiming.
IRIS-2 (RD2 / GR2) Dual-function: visible laser (red or green) plus an IR aiming laser (co-aligned). Adds IR pointer for night-vision compatibility. Compact and efficient for low-light operations.
IRIS-3 (RD3 / GR3) Triple-function: visible laser + IR laser + IR illuminator. Adds a 60 mW VCSEL IR illuminator for enhanced NVG performance. Allows illumination and aiming in total darkness.
IRIS-4 (RD4 / GR4) Quad-function: visible laser + IR laser + IR illuminator + white light. All-in-one system combining full daytime, nighttime, and white-light functionality. Top-tier performance for professional and tactical use.

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Frequently Asked Questions

What makes the Holosun IRIS-RD2 suitable for professional tactical use?

Co-alignment of the lasers in the Holosun IRIS-RD2 allows users to zero both the visible and IR lasers simultaneously. This feature simplifies the zeroing process and ensures that the point of aim remains consistent across different lighting conditions. In tactical scenarios, this means quicker target acquisition and reduced adjustment time when transitioning between day and night operations.

How does the co-alignment of the lasers benefit the user?

Co-alignment of the lasers in the Holosun IRIS-RD2 allows users to zero both the visible and IR lasers simultaneously. This feature simplifies the zeroing process and ensures that the point of aim remains consistent across different lighting conditions. In tactical scenarios, this means quicker target acquisition and reduced adjustment time when transitioning between day and night operations.

What are the power options for the Holosun IRIS-RD2?

The Holosun IRIS-RD2 operates on a CR123A battery, providing a long runtime that varies by mode. This battery choice balances power capacity and weight, ensuring the device remains lightweight while offering sufficient power for extended operations. Users should carry spare batteries for prolonged missions to ensure uninterrupted functionality.

How does the pressure pad enhance the functionality of the IRIS-RD2?

The included Crane-style pressure pad allows for remote activation of the Holosun IRIS-RD2, enhancing its usability in tactical situations. This feature enables users to maintain their grip and focus on the target while activating the laser, providing a seamless operational experience. The pressure pad's compact design ensures it doesn't add bulk to the firearm setup.

Can the Holosun IRIS-RD2 withstand extreme environmental conditions?

Yes, the Holosun IRIS-RD2 is designed to perform reliably in extreme environmental conditions. It is waterproof with an IPX8 rating and shock-resistant, tested to withstand vibrations up to 1000G. This makes it suitable for use in wet, dusty, or high-impact environments, ensuring consistent performance regardless of the conditions.

What are the ergonomic features of the Holosun IRIS-RD2?

The Holosun IRIS-RD2 features a rear-facing power and mode selector switch for improved ergonomics. This design allows for quick and intuitive operation, enabling users to switch modes without losing focus on their target. The center-positioned fire button supports both momentary and constant ON modes, offering flexibility in various tactical scenarios.

How does the Holosun IRIS-RD2 compare to the LS221 series?

The Holosun IRIS-RD2 offers a 45% weight reduction and a 21% lower profile compared to the LS221 series. This makes it a more compact and lightweight option, ideal for modern tactical setups where mobility and ease of use are critical. Despite the reduced size, it maintains robust performance and durability, making it a superior choice for professional operators.

What are the trade-offs of using the Holosun IRIS-RD2 in low-light conditions?

Using the Holosun IRIS-RD2 in low-light conditions offers the advantage of precise targeting with its IR laser, but users must consider the visibility of the laser to others. While the IR laser is invisible to the naked eye, it can be detected with night vision equipment, which could be a consideration in tactical operations. Balancing visibility and stealth is key, and operators should be aware of their environment and potential detection by adversaries.

How does the Holosun IRIS-RD2 integrate with other tactical gear?

The Holosun IRIS-RD2 is designed to integrate seamlessly with other tactical gear, enhancing overall operational effectiveness. Its compact size and lightweight design allow it to be mounted on a variety of firearms without adding significant bulk. The pressure pad and remote activation options make it compatible with various tactical setups, ensuring it complements other equipment like optics and lighting solutions. For more on integrating tactical gear, explore our Optics, Sights & Lasers collection.

What are the maintenance requirements for the Holosun IRIS-RD2?

Maintaining the Holosun IRIS-RD2 involves regular checks and cleaning to ensure optimal performance. Users should periodically inspect the device for any signs of damage or wear, especially after exposure to harsh conditions. Cleaning the lenses and ensuring the battery compartment is free of moisture will help maintain its functionality. For comprehensive maintenance tips, consider visiting our Tools & Cleaning Equipment collection.