Tesoo 110 degree wide angle lens can show a considerable range of clarity and helps to enhance the appeal of the picture. The sensor size of wide angle lens focal length is 1/2.3'' to 1/4''. TTL: 15.71-23mm. EFL: 1.65-3.20mm. F.NO: 1.6/1.8/2.0/2.2/2.4. Get wide lens focal length price now!