Features:

• Optical Format:1/4”, Effective Focal Length:1.05mm
• 35mm equivalent focal length: 4mm
• FOV on 1/4” sensor(D/H/V): 206°/194°/142°
• HFOV on 1/4” RPi Camera: 194°, F/NO: 2.0
• Mount:M12, Length Holder Height: 4mm
• Size: 16mm x 8.6mm, Weight: 2g

Package Includes:

• 1pcs Arducam 1/4" M12 Mount 1.05mm Focal Length Fisheye lens M40105M19

Note:

• Lens holder NOT included, you could find holder options following.
• Typically lenses with a larger Field of View will require shorter holders, and that means you need to change the lens holder if the lens does not focus at all.

Lens Holder Options:

• M12 Lens Holder Kit (SKU: LHK01)
• Height: 6.0mm; Hole Spacing: 18mm; Plastic (SKU: LH001)

More M12 Lens Options:

• M12 Lens Kit (SKU: LK001)
• Low Distortion M12 Lens Kit (SKU: LK002)

Additional Resources: 

• M12 Lens Kit Datasheet – Arducam M12 Lens Kit
• Arducam Documentation – Arducam M12 Lens Kit
• Video – Arducam M12 Lens Kit
• Blog – Arducam M12 Lens Kit