Profile: Questar Corporation provides Maksutov catadioptric telescopes for astronomy, nature, science and surveillance applications. Our QM 1 microscope 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. The QM 100 combines the compactness and ease of use of the QM 1 with the relative aperture and resolution of the larger microscopes. Our PowerPak 100 is designed to increase the resolution and magnifying power of the QM 100 long distance microscope.