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| Model NO. | WH021-520AIR | Image Circle Diameter (Φmm) | 11(2/3") | ||||
| Magnification(x) | 0.21 | Working Distance(mm) | 520 | ||||
| NA | 0.0072 | Type | Fixed Magnification | ||||
| Mount | C | Best Aperture(f/#) | 14.5 | ||||
| MTF30 (lp/mm) | 43 | Object Resolution(μm) | 72.3 | ||||
| Depth of Field(mm) | 26.3 | Distortion Typical(% max) | 1 | ||||
| Telecentricity Typical (°max) | Non-telecentric | Length (mm) | 82.2 | ||||
| With Coaxial Illumination Port | No | Measured Depth of Field (mm) | 18 | ||||
| Filter Screw Size | M25x0.5 | ||||||
| Field of View (mm x mm) | |||||||
| 2/3"(8.45x7.1) | 40.2x33.8 | ||||||
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