M12 Lens - 180-Degree Fisheye (1/2.5" Optical Format, 1.7mm Focal Length)

This M12 lens is a great alternative lens option for Raspberry Pi cameras which use an M12 lens and holder - such as the M12 Mount Raspberry Pi High-Quality Camera, Arducam 8MP Sony IMX219 Camera Module or Arducam 12MP IMX477 Mini HQ Camera! This M12 mount lens has a 1/2.5" optical format and an effective focal length of 1.7mm. The FOV depends on the camera/mount being used but is typically between 118° and 180°. The thread on this lens is 13mm - please check the mount/camera you're planning to use this with before purchasing. Note: This listing is for the lens only - no HQ mount adapter included. Features

* Optical Format: 1/2.5”

* Effective Focal Length: 1.7mm

* 35mm equivalent focal length: 18.4mm

* FOV on 1/2" sensor(D/H/V): 180°/180°/140°

* FOV on 1/4" Pi Camera: 118°

* F/NO: 2.0

* Mount: M12

* Length Holder Height: 13mm

* Size: 20mm x 18.7mm

* Weight:8g

* IR Sensitivity: sensitive to visible light, with 650nm IR filter