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Mitutoyo 378-890-8 | LCD Plan Apo NUV Objective | 20x, N.A. 0.42, t0.7 mm glass
Part Number : 378-890-8
The LCD Plan Apo NUV 20x (378-890-8) is an infinity-corrected objective with N.A. 0.42, corrected for 355-620 nm for bright-field work in the NUV range. Its working distance is 17.2 mm through the cover glass and 16.96 mm in air, and it compensates for a 0.7 mm BK-7 cover glass. For the 378-890-8, the long-working-distance plan apochromat design suits bright-field inspection and laser applications.
Key features
- Resolving power 0.7 µm with a depth of focus of 1.6 µm.
- Field of view: ø1.2 mm with a ø24 mm eyepiece, 0.24 x 0.32 mm with a 1/2 in digital camera chip.
- Focal distance 10 mm, parfocal distance 95 mm.
- High resolution: no; laser applications: yes; glass compensation: yes.
- Mass 340 g.
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