How far you can see a person

160 m make out detail260 m tell what it is1,042 m spot it┆ maker’s claim

501002005001k2k5k m

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

ATN quotes 3,500 m, 3.4× our figure, because makers usually measure against a person’s full height rather than their width. Why the numbers differ

ATNRiflescope · 640-class

ATN ThOR 6 Mini 640 3-24x

Price and availability on ATN’s site may differ.

Best for

A dedicated night rifle for hogs and coyotes on open ground

01Specifications

As published by ATN. Sources: atncorp.com (product page + compare API, sku TIWST6M650; current price, list $3,845).

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 (56th-best of 285 that publish it)
Takes 18650 batteries you can swap in the field
8 h of battery
Waterproof (IP67), survives a dunking
Records video and connects to a phone app
Warranty: 5 years

Against it