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Mitutoyo 378-869-5 | LCD Plan Apo NIR HR Objective | 50x, N.A. 0.65, t0.7 mm glass
Part Number : 378-869-5
378-869-5 is a 50x LCD Plan Apo NIR HR objective: infinity correction, N.A. 0.65 and wavelength correction over 480-1800 nm (NIR) for bright-field observation. Working distance measures 9.84 mm through the cover glass and 9.6 mm in air; cover-glass compensation is built in for 0.7 mm BK-7 glass. The long-working-distance plan apochromat design suits bright-field inspection and laser applications.
Key features
- Resolves to 0.4 µm; depth of focus is 0.7 µm.
- Sees ø0.48 mm through a ø24 mm eyepiece and 0.1 x 0.13 mm on a 1/2 in camera chip.
- Focal distance f = 4 mm.
- Listed as high-resolution: yes; for laser use: yes; cover-glass compensation: yes.
- Weighs 450 g.
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