Cobra Series Fixed Focal Length Lenses F2.8-F16 Focal Length 16mm WD 100-∞ 0.06kg OPT-COB1628
Product Features
◆ The F/# aperture of cobra series fixed focal length lenses is F2.8-F16.
◆ Designed with low distortion that TV distortion is less than 0.2%
◆ Support high relative Illuminance that lens' main light angle＜5°. Being matched with cameras enables to get high evenness image.
◆ The OPT-COB1628 working distance is 100-∞.
◆ The image circle diameter is 9mm.
◆ Len filter thread: M27*P0.5.
◆ Cobra series fixed focal length lenses OPT-COB1628 focal length is 16mm.
◆ Back focal length (mm): back focal length is 15.76mm when its working distance is 100mm; back focal length is 13.57mm when its working distance is infinity.
◆ Weight of OPT-COB1628 fixed focal length lens is 0.06kg.
◆ The resolution of cobra series fixed focal length lenses OPT-COB1628 is 2.2µm.
◆ TV distortion is less than 0.10% at working distance of 300mm.
◆ Magnification at MOD is 0.135X at working distance of 100mm.
◆ Chief Ray Angle ＜5°.
Model Explanation
OPT-COB1628
OPT: Brand name
C: C-Mount
OB: Cobra series lenses
16: Focal length: 16mm
28: F#: 2.8
Specifications
| Product Name | Fixed Focal Length Lenses of Cobra Series |
| Model | OPT-COB1628 |
| Focal Length | 16mm |
| Aperture range | From F2.8 to F16 |
| Working Distance(mm) | 100mm-∞ |
| TV Distortion(%) | Less than 0.10% at working distance of 300mm |
| Back focal length (mm) | 15.76mm when its working distance is 100mm 13.57mm when its working distance is infinity |
| Weight(kg) | 0.06kg |
| Image circle Ø (mm) | 9mm |
| Resolution (µm) | 2.2µm |
| Chief Ray Angle | Less than 5° |
| Magnification(x) at MOD | 0.135X at working distance of 100mm |
Resolution Comparison
Image taken via Cobra Series Fixed Focal Length Lens Image taken via other lens
Application Examples:
PCB alignment
Dimensions (mm)
| OPT-COB1628 |
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