The Genie GL8AHD is an 8mm 3MP F1.8 lens for a PCB camera with an M12 thread. 

Features:

• 3MP 8mm F1.8 Lens
• Fixed iris

Specifications:

• Image Format - 1/2.5”
• Focal Length - 8.0mm
• Mount - M12
• F No. - 1.8
• Iris - Fixed
• Field Angle - 50° (D) x 40° (H) x 30° (V)
• Optical Distortion - -7.70%
• CRA - ≤7.03°
• M.O.D. - 0.3m
• BFL - 8.1mm (in air)
• MBF - 6.8mm (in air)
• IR Correction - Yes
• Operating Temperature - -20°C ~ +60°C
• Dimensions - 14.0 x 16.4 mm