YT1028-4MP 6mm HD Network Lens Security Camera Lens CCTV LENS Camera Accessories

F No.: 2.0+/-10% length: 6.0+/-5% Optical back focus: 6.48+/-0.1 Mechanical back focus: 5.63+/-0.2 length of lens: 22.20+/-0.2 size: 6.9 Lens composition: 1G4P (when the first lens is a plastic lens you can only use alcohol to wipe 3 ) Interface: M12 x P0.5 Lens and base thread matching : 60-600gf-cm Model: YT 1028-4MP Purpose: Camera lens colour:Black Material:metal size:30 x 30 x 40mm Package Contents: 1 x CCTV LENS Only the above package content other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.