ITEM Part NO. Feature Focal-Length(mm) F NO. Optical format Lens structure Lens Mount FOV(D/H/V) IR Filter Buy
1 YT1.0-4 Large aperture 4 1.0 1/2.7 2G5P M12*P0.5 103.7/87/46.2@1/2.7

99.1/83.5/44.6@1/2.8

YES
2 YT2.5-4.5 Small size
No Distortion
4.51 2.5 1/2.7 3P1MG M8*P0.25 72.5/65.1/39.3@1/2.7

69.3/62.5/36.1@1/2.8

YES
1 YT1.0-5.1-1/1.8-8M Large aperture

8M Resolution

5.1 1.0 1/1.8 2G5P M16*P0.5 114.7/95.2/50.6@1/1.8

102.5/86.5/46.3@1/2

YES