Sig Sauer ECHO MV50-LRF — 640×512 thermal handheld monocular

How far you can see a person

160 m make out detail260 m tell what it is1,042 m spot it

501002005001k2k5k m

Calculated from the sensor's pixel pitch and the lens focal length, for clear air.

Sig SauerHandheld monocular · 640-class · Laser rangefinder

Sig Sauer ECHO MV50-LRF

Approx. price: ~$3,300
Sensor: 640×512 · 12 µm
Lens: 50 mm · 3×
Weight: 19.8 oz

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Best for

Scanning from a stand, a truck or a field edge

01Specifications

As published by Sig Sauer. Sources: sigsauer.com ECHO MV operator's manual PDF (spec table SKU SOEC42310: 3-24x, FOV 8.7 deg, 640x512 12 um 50 Hz, <=20 mK, OLED 1024x768, 10 h internal + 18500, IP67, 7.6 in, 193 mm, 19.8 oz, 560 g without battery; 1000 yd LRF + Applied Ballistics Ultralight), kygunco.com + midwestgunworks.com ($3,299.99, in stock at both, equal to Sig's own listed price; none of the brief's named dealers stock it and sigsauer.com product pages 403 to fetchers).

Sensor: 640×512
Pixel pitch: 12 µm
NETD: ≤20 mK
Refresh rate: 50 Hz
Lens: 50 mm
Base magnification: 3×
Digital zoom: up to 24×
Field of view: 8.7° horizontal
Display: 1024x768 OLED
Run time: 10 h
Battery type: Internal + removable
Weight: 19.8 oz
Length: 7.6″
Laser rangefinder: Yes
Ballistic calculator: Yes
Records video: Yes
Wi-Fi: Yes
IP rating: IP67
Warranty: Infinite Guarantee
Approx. price: ~$3,300

02Pros and cons

From the published specs, not owner reports.

For it

640×512 sensor, 3× the detail of an entry-level 384
Sensitive sensor that picks out small heat differences on humid or rainy nights (104th-best of 285 that publish it)
Built-in laser rangefinder that feeds the ballistic calculator
Swappable battery pack, so a spare doubles the run time
10 h of battery, 33rd-longest of 344 here
Waterproof (IP67), survives a dunking
Records video and connects to a phone app

Against it