This is the same lens used in the Survey3W 87° cameras. For Survey3 you can swap to any lens and then load the associated firmware onto the camera.
Lens Focal Length: 3.37mm
35mm Equivalent Focal Length: 18.94mm
Native Sensor Size Supported: 1/2.3"
Field of View: 100 x 87 x 70 degrees (Diagonal, Horizontal, Vertical)
Filter Installed: Choose Filter Above
Megapixel Rating: 16.0MP
Optical Distortion: <-1.0%
Hyperfocal (Infinity) Focus Distance: 32.07 inches (2.67 feet), 81.46 cm (0.81 m)
Lens Construction: 4G+3MO (All Glass Elements)
Dimensions: 22.32mm Length, 17.40mm Diameter