Cobra Series Fixed Focal Length Lenses Focal Length 8mm 100-∞ WD F2.8-F16 0.05kg OPT-COB0828
◆ The cobra series fixed focal length lenses aperture F/# is F2.8-F16.
◆ Low distortion: TV distortion < 0.2%
◆ High Relative Illumination: Lens' main light angle <5°, matching with cameras enables to realize high evenness image.
◆ The working distance of the OPT-COB0828 is 100-∞.
◆ Suitable for image circle of 8mm sensor
◆ Filter thread is M27*P0.5.
◆ Focal length of cobra series fixed focal length lenses OPT-COB0828 is 8mm.
◆ Back focal length (mm): back focal length is 12.99mm when its working distance is 100mm; back focal length is 12.34mm when its working distance is infinity.
◆ Weight of OPT-COB0828 fixed focal length lens is 0.05kg.
◆ The resolution of cobra series fixed focal length lenses OPT-COB0828 is 2.2µm.
◆ TV distortion is less than 0.18% at working distance of 300mm.
◆ Magnification at MOD is 0.071X at working distance of 100mm.
◆ Chief Ray Angle is less than 5°.
OPT: Brand name
OB: Cobra series lenses
08: Focal length: 8mm
28: F#: 2.8
||Cobra Series Fixed Focal Length Lenses
Less than 0.18% at working distance of 300mm
|Back focal length (mm)
12.99mm when its working distance is 100mm
2.34mm when its working distance is infinity
|Image circle Ø (mm)
|Chief Ray Angle
||less than 5°
|Magnification(x) at MOD
0.071X at working distance of 100mm
Image taken via OPT-COB1620 Image taken via other lens
Gauging for metal parts