Navitar 1-81201 0.25X Lens Attachment for use with Navitar Resolv4K Lens System
By: Navitar
Industrial & Machine Vision Optics
Navitar : 1-81201
Description
The Navitar 1-81201 lens attachments come in the following varieties:
1-81201 0.25X Lens Attachment
1-81201M1 0.25X Lens Attachement, Fine Focus
1-81201M2 0.25X Lens Attachment, Motorized Fine Focus with 2 phase stepper
1-81201M3 0.25X Lens Attachment, Motorized Fine Focus, encoded Servo
1-81201M5 0.25X Lens Attachment, Motorized Fine Focus, with 5 phase stepper
Specifications
Field of View for Resolv4K Fixed
| Lens Attachment | Camera Adapter | 0.5X | 0.6875X | 1X | 1.375X | 2X | |||
| Pixel Resolution | 1.34 | 1.85 | 2.68 | 3.69 | 5.37 | ||||
| W.D.(mm) | DOF(mm) | Res. Limit | Format | Diagonal(FOV) | |||||
| 1-81201 | 359.5 | 0.88 | 13.42 | Mag | 0.20X | 0.275X | 0.40X | 0.55X | 0.80X |
| 1/2″ | 40.00 | 29.09 | 20.00 | 14.55 | 10.00 | ||||
| 2/3″ | 55.00 | 40.00 | 27.50 | 20.00 | 13.75 | ||||
| 1″ | – | – | 40.00 | 29.09 | 20.00 | ||||
| 4/3″ | – | – | – | 40.00 | 27.50 | ||||
| APS | – | – | – | – | 40.00 | ||||
| Full (44mm) | – | – | – | – | – | ||||
Field of View for Resolv4K Zoom
| Lens Attachment | Rear Adapter Mag | 0.6875X | 1X | 1.375X | 2X | |||
| Ideal Camera Format | 2/3″ | 1″ | 4/3″ | 32mm(APS) | ||||
| Pixel Resolution | 2.24-5.47 | 3.26-7.95 | 4.48-10.93 | 6.51-15.90 | Resolve Limit | Depth of Field | ||
| W.D.(mm) | Format | Low-High | Low-High | Low-High | Low-High | Low-High | Low-High | |
| 0.25X 0.008-0.024 NA 1-81201 | 359.5 | Mag | 0.10X – 0.77X | 0.16X – 1.13X | 0.22X – 1.55X | 0.32X – 2.25X | 40.85-14.13 | 7.41-0.89 |
| 1/2″ | 72.73 – 10.34 | 50.00 – 7.11 | 36.36 – 5.17 | 25.00 – 3.56 | ||||
| 2/3″ | 100.00 – 14.22 | 68.75 – 9.78 | 50.00 – 7.11 | 34.38 – 5.17 | ||||
| 1″ | – | 100.00 – 14.22 | 72.73 – 10.34 | 50.00 – 7.11 | ||||
| 4/3″ | – | – | 100.00 – 14.22 | 68.75 – 9.78 | ||||
| 32mm | – | – | – | 100.00 – 14.22 | ||||