4K Resolution Lens 1/2.3inch EFL3.97mm UAV Platform Board Lens No Distortion for Gopro Hero Flying

Buy from Ebay: Lyx Lens

Specification:

Model: lyx3.97

Image size: 1/2.3inch

Focal length: 3.97mm±5%

Aperture: 2.8mm±5%

Field of View: D: 90°H: 72°V:56°

Distortion: 3%

Total Optical Length: 25.2 mm±0.2

Back Focal Length: 4.44mm

Flange Back Length: 2.62mm

Thread Size: M12*P0.5

Optical Structure: 8G+IR

IR Cut Coating:  Tave<=95% @420nm-620nm, Tave=50%@650nm±10nm

Barrel Material: Aluminium Alloy



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