The pinhole Lens that Tescoo offers is used in manufacturing and designing of cctv cameras for surveillance and security field. These pinhole Lens are scratch-resistant with a clear vision. All the light needed to shoot goes through that small hole to the sensor. The sensor size of the pinhole camera lens is 1/2.7'' and 1/3''. TTL: 7.49/ 9.95mm. EFL: 2.60/4.80mm. F.NO: 2.4/2.6. MBFL: 1.74/1.81mm. Get m12 pinhole lens price from CCTV lens manufacturer now!