Sig Sauer ECHO RQ35 Thermal Sight 3.5-28x35mm, 384x288 Core
Efficient thermal detection in a streamlined 35mm platform.
The ECHO® RQ35 thermal riflescope delivers dependable thermal performance in a compact configuration designed for practical engagement distance. Featuring a 35mm objective lens and a responsive thermal core, the RQ35 expands your awareness with crisp heat separation-enabling fast detection and confident target differentiation in close-to-mid range environments. Purpose-built for balance and maneuverability, it's an ideal entry point in the ECHO R lineup.
The ECHO R is covered by the SIG SAUER® ELECTRO-OPTICS Infinite Guarantee.
The ECHO R lineup is available in three models:
- ECHO RQ35 Thermal Riflesight, 3.5-28x 35mm, 384x288 core
- ECHO RV35 Thermal Riflesight, 2-16x 35mm, 640x512 core
- ECHO RV50-LRF Thermal Riflesight, 2.5-20x 50mm, 640x512 core, LRF
Sig Sauer Electro-Optics Technology:
Infinite Guarantee - SIG SAUER Electro-Optics are guaranteed forever. It's an unlimited lifetime guarantee.Ballistic Data Exchange 2.0 - Ballistic Data Exchange is a rangefinder and riflescope system that uses your ballistics, environmental conditions and Bluetooth to illuminate the exact holdover dot. BDX 2.0 is the Software Update that includes a new easy mode for quick BDX setup out of the box, including: BDX kits come paired and bonded. BDX Quickbond™ system gives users the ability to bond two BDX enabled devices without the smartphone app. BDX equipped KILO™ rangefinders preloaded with ballistic groups for centerfire rifles, muzzleloaders and crossbows. 100% compatible with BDX smartphone app to access the advanced BDX features in configuration options.
Motac™ - Activated through motion sensing technology, MOTAC immediately powers up illumination when it senses motion and powers down when it does not in order to extend battery life.
LensArmor™ - Abrasion-resistant lens coatings for extreme durability ensure the lenses on your scope will stay sharp, bright, and clear.
Included in the box:
- ECHO Thermal Riflesight
- Flip Back Lens Cover
- Removable Eyepiece
- (2) 18650 Lithium-ion Rechargeable Batteries
- Battery Charger
- USB-C to USB-C Data Cable
- 1.535" 30mm ALPHA6 Scope Rings
- Lens Cleaning Cloth
- Thermal Zeroing Target
- Quick Reference Instructions
This product is subject to the International Traffic in Arms Regulations (ITAR). You many not export, re-export, resell, transfer or otherwise dispose of this product to any other country without first obtaining approval from the U.S. Department of State, Directorate of Defense Trade in accordance with the ITAR, Title 22, and Code of Federal Regulations Part 120-130. Diversion contrary to U.S. law is prohibited.
- LWIR 12µm 50Hz thermal core with ≤20mK sensitivity
- 35mm objective lens - optimized for fast detection and wide situational awareness
- Efficient thermal resolution (384x288) - clear heat contrast for confident identification
- Compact, balanced form factor - maintains natural rifle handling and reduced fatigue
-
SIG SAUER BDX 2.0 enabled - record, stream, and configure settings via the BDX mobile app
- Can be paired with an ECHO MV50-LRF thermal monocular, which adds real-time disturbed ballistic reticle functionality and is comparable to LRF-equipped models
- 8 selectable color palettes
- Rechargeable and removable 18650 lithium-ion batteries with 12-hour runtime on a single charge
- Ships with (2) 18650 batteries, USB-C cable, flip back lens cover, and removeable eyepiece and 1.535" 30mm ALPHA6 rings
- SIG SAUER® Infinite Guarantee™
| Specifications | RQ35 |
| Magnification | 3.5-28x |
| Focal Length | 35mm |
| Resolution | 384 x 288 |
| Pixel Pitch | 12 µm |
| Thermal Sensitivity (NETD) | ≤ 20mK |
| Frame Rate | 50 Hz |
| Angular FOV | 7.6° |
| Display Type | OLED |
| Display Resolution | 1024 x 768 |
| Color Palettes | 8 |
| BDX Enabled | Yes |
| Ballistic Profiles (BDX App) | Yes |
| Video/Audio Recording | Yes |
| Image Capture | Yes |
| Media Storage | 32 GB |
| Communications | Wi-Fi / Bluetooth |
| Laser Rangefinder | No |
| Max. Measuring Range | NA |
| Laser Safety Class | NA |
| Picture-In-Picture | Yes |
| Mount Type | 30mm Rings |
| Dimensions (LxHxW) | 14.8" x 3.5" x 2.8" |
| Weight (w/ batteries) | 31.7 oz |
| Battery | Internal + 1 Removable 18650 |
| Runtime | 12 hours |
| Waterproof rating | IP67 |
| Warranty | Lifetime |