Pulsar Krypton 2 FXQ35 vs Steiner Nighthunter C35 Gen II
The Krypton 2 FXQ35 runs a 384×288 core at 17 µm behind a 35 mm lens; the Nighthunter C35 Gen II runs 640×512 at 12 µm behind 35 mm. The Nighthunter C35 Gen II has 3.0× the pixels. On the Johnson yardstick they detect a person at 515 m and 729 m and recognize one at 129 m and 182 m. The Nighthunter C35 Gen II is lighter by 2.8 oz. Approximate prices are ~$3,700 and ~$3,450.
Estimated range, standing human, clear air
IdentifyRecognizeDetectBox claim
Pulsar Krypton 2 FXQ35384×288 · 17 µm · 35 mm
79 m identify129 m recognize515 m detectbox says 1,350 m (unspecified)
Steiner Nighthunter C35 Gen II640×512 · 12 µm · 35 mm
112 m identify182 m recognize729 m detect
501002005001k2k5k m
Estimated from pixel pitch and lens focal length using the Johnson criteria (2, 8 and 13 pixels across a 0.5 m human critical dimension), clear air, 50 % probability. A model of the optics, not a measurement — real range depends on temperature contrast, humidity and the animal.