SIG Sauer ECHO RQ35 Thermal Riflescope 3.5-28x35mm

The ECHO RQ35 thermal riflescope delivers dependable thermal performance in a compact, efficient configuration designed for practical engagement distances. Featuring a 35mm objective lens and a responsive 384x288 thermal core, it expands your awareness with crisp heat separation for fast detection and confident target differentiation in close-to-mid range environments.

Built with an LWIR 12um thermal core operating at 50Hz with less than 20mK sensitivity, the RQ35 provides smooth, real-time thermal imaging. BDX 2.0 connectivity enables wireless configuration, recording, and streaming via the BDX mobile app. A balanced, compact form factor maintains natural rifle handling while the 12-hour internal battery with optional external 18500 battery support keeps you powered in the field.

This thermal optic mounts to standard 1913 Picatinny rails and features a 30mm main tube, making it an ideal entry point into the ECHO thermal riflescope lineup.

• 384x288 thermal core with less than 20mK sensitivity for clear heat contrast
• 3.5-28x magnification range with 35mm objective lens
• 50Hz refresh rate for smooth, real-time thermal imaging
• BDX 2.0 enabled for mobile app configuration and streaming
• 12-hour internal battery with replaceable 18500 external battery support
• Compact design fits standard 1913 Picatinny rails