| Aperture | 2.8 |
|---|---|
| Backfocal [mm] | 3.9 |
| Distortion [%] | -6 f-θ |
| Field of View Diagonal [°] | 142 |
| Field of View Horizontal [°] | 151 |
| Focal Length [mm] | 2.5 |
| Focus Type | Fixed focal |
| Image Circle [mm] | 6 |
| IR-cut Coating | no IR-cut Filter |
| Iris Control | Fixed |
| Lens Type | Wide Angle |
| Material Barrel | Aluminium |
| Material Lenses | n/a |
| Minimum Object Distance [mm] | 500 |
| Mount | M12 |
| Product Type | Miniature Lens |
| Resolution [MP] | 1.3 MP |
| Sensor Size | 1/3 inch |
The DSL311 is a miniature wide-angle lens designed for use with 1/4 inch-1/3 inch format image sensors with up to 5MP resolution. The all-glass all-metal construction makes this an ideal lens for thermally demanding applications that have large field of view and compact size requirements.
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