Lens Features
200° FoV
Maximize your camera's viewing angle with a 5.5mm image circle.
Short TTL
19.0mm TTL for great size-performance-cost balance
F-Θ Distortion
-6% F-Θ distortion to 192° FoV for constant angular resolution
Optical and Mechanical Specification Table
| Lens Parameter | Performance Detail |
|---|---|
| Part Number | CIL237 |
| Format Type | 1/3" to 1/1.7" |
| EFL | 1.75mm |
| F# | 2.2 Fixed |
| Resolution | 5MP, 2.2μm |
| Field of View | 192° @ 5.4mm image circle
Calculate for your sensor using our M12 Lens Calculator |
| Image Circle | 5.5mm |
| Distortion | Special Distortion. See Spec. Less than 2% F-Θ to 5.0mm Im.Circ. -8% F-Θ @5.5mm Im.Circ |
| Weight | 5g |
| IR Cut-Off Filter | P/N With: CIL237-F2.2-M12A650 P/N Without: CIL237-F2.2-M12ANIR |
| Construction | Glass+Plastic, Metal |
Mechanical Variants
| Variant | Description |
|---|---|
| "M12A" | BBAR on Lens 1 Surface 1, Metal Cap+Barrel |
Mechanical Layout

Camera Mechanical Compatibility Table*
| Camera/Mount | Compatibility |
|---|---|
| CLA020 | |
| 7mm-10mm tall mount | |
| No | |
| No | |
| Rev1.1: Yes, Rev1.2: Must order PN ending "C-NO" | |
| Contact The Imaging Source | |
| Basler Dart S-Mount | No |
*Mechanical compatibility only, assuming the standard M12x0.5 lens mount provided by the camera manufacturer. Please check optical compatibility separately.
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