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QM 1 Long Mount and Short Mount
QM1
Enquiry Item
The QM 1, for which Questar Corporation received an IR-100 award in 1983, was the first of a new series of long-distance microscopes.
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QM 1 Long Mount and Short Mount
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The QM 1, for which Questar Corporation received an IR-100 award in 1983, was the first of a new series of long-distance microscopes. It has a working range of 22 to 66 inches, a 30 to 1 variability in field of view, and remarkable depth of field, linearity and chromatic correction which make it an indispensable tool for a wide variety of laboratory and industrial applications. The QM 1 includes two selectable ports, and is compatible with standard eyepieces, 35 mm, and video formats.
Quick Specifications Full Specification Sheet
| Type: | Maksutov Cassegrain Catadioptric | ||
| Working Range: | 560 mm (22 inches) to 1520 mm (66 inches), subject plane to front element. | ||
| Clear Aperture: | 89 mm (3.5 inches). | ||
| Entrance Pupil: | Primary Mirror 96 mm (3.8 inches). | ||
| Relative Aperture/Numerical Aperture: | Working Distance | Num.Aper. | F/num. |
| 1400 mm (55 inches) | .0288 | 16.8 | |
| 1020 mm (40 inches) | .0385 | 12.9 | |
| 700 mm (27.5 inches) | .0511 | 10 | |
| 560 mm (22 inches) | .0580 | 8.7 | |
| Resolution: | Better than 3 microns at 22 inches | ||
| Magnification: | To 125 times visual, to 12 times at image plane. | ||
| Format: | Diffraction limited field 12 mm, 18 mm nearly diffraction limited. |