Mathis Instruments Equatorial Mount Specifications
Mathis Instruments Equatorial Mount Specifications
Mathis Instruments Equatorial Mount Specifications
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MI Telescope <strong>Mount</strong> <strong>Specifications</strong><br />
Basics <strong>Specifications</strong><br />
Model Load Capacity Telescope Application Diameter of Axes Worm Gears <strong>Mount</strong> Weight**<br />
MI-500<br />
German <strong>Equatorial</strong> 180 pounds, 82 Kg 6 to 8 inch refractor, 12 to<br />
Aluminum RA*: 12.1 inch, 360 tooth,<br />
200 pounds*, 91 Kg<br />
RA: 100 mm (3.937 inch)<br />
16 inch Cassegrain or<br />
(Bronze RA optional)<br />
Dec: 80 mm (2.953 inch)<br />
<strong>Equatorial</strong> Fork 120 pounds, 55 Kg Newtonian<br />
Aluminum Dec:10.1 inch, 300 tooth,<br />
190 pounds, 86 Kg<br />
MI-750<br />
German <strong>Equatorial</strong> 300 pounds, 136 Kg 8 to 12 inch refractor, 16 to<br />
Aluminum RA*: 15.1 inch, 450 tooth,<br />
270 pounds*, 123 Kg<br />
RA: 130 mm (5.118 inch)<br />
20 inch Cassegrain or<br />
(Bronze RA optional)<br />
Dec: 100 mm (3.937 inch)<br />
<strong>Equatorial</strong> Fork 180 pounds, 82 Kg Newtonian<br />
Aluminum Dec:12.1 inch, 360 tooth,<br />
260 pounds, 118 Kg<br />
MI-1000<br />
German <strong>Equatorial</strong> 480 pounds, 218 Kg 10 to 16 inch refractor, 18<br />
480 pounds*, 218 Kg<br />
RA: 160 mm (6.299 inch) Bronze RA*: 20.1 inch, 640 tooth<br />
to 24 inch Cassegrain or<br />
Dec: 120 mm (4.724 inch) Aluminum Dec:1512 inch, 450 tooth<br />
<strong>Equatorial</strong> Fork 300 pounds, 136 Kg Newtonian<br />
470 pounds, 214 Kg<br />
* Counter-weights not included ** Weights are approximate<br />
German Declination Assembly <strong>Specifications</strong><br />
German Model Upper Flange Diameter Length Counter-weight shaft Counter-weights* Declination Weight**<br />
MI-500G 7 inches 24 inches<br />
1.5 diam. by 24 inches,<br />
8 threads per inch<br />
50 pounds, 18 Kg<br />
(2 weights)<br />
90 pounds*, 36 Kg<br />
MI-750G 8 inches 30 inches<br />
2.0 diam. by 24 inches,<br />
8 threads per inch<br />
75 pounds, 23 Kg<br />
(3 weights)<br />
125 pounds*, 55 Kg<br />
MI-1000G 10 inches 40 inches<br />
2.5 diam. by 24 inches,<br />
8 threads per inch<br />
100 pounds, 32 Kg<br />
(4 weights)<br />
225 pounds*, 100 Kg<br />
* Variable depending on telescope weight ** Weights are approximate<br />
http://www.mathis-instruments.com/specs.html (1 of 2)2/18/2011 9:34:25 AM
MI Telescope <strong>Mount</strong> <strong>Specifications</strong><br />
Fork <strong>Specifications</strong><br />
Fork Model Fork Flange Diameter Separation between Arms* Axes to bottom of Fork Overall Height Fork Weight**<br />
MI-500F 7 inches 14 to 20 inches 19 inches 25 inches 70 pounds, 36 Kg<br />
MI-750F 8 inches 18 to 28 inches 23 inches 30 inches 120 pounds, 55 Kg<br />
MI-1000F 10 inches 24 to 34 inches 30 inches 36 inches 220 pounds, 100 Kg<br />
* Machined to fit customer's optical tube assembly **Weights are approximate<br />
Polar Cone and Base <strong>Specifications</strong><br />
Polar Cone and Base Base Diameter Azimuth Adjustment Altitude Adjustment Latitude Range* Height Weight**<br />
MI-500 10.5 inches 8 degrees 10 degrees 25 to 54 degrees 16 inches 100 pounds, 45 Kg<br />
MI-750 14 inches 8 degrees 8 degrees 25 to 54 degrees 21 inches 140 pounds, 64 Kg<br />
MI-1000 15 x 21 inches 6 degrees 6 degrees 25 to 54 degrees 28 inches 240 pounds, 109 Kg<br />
* 20 to 60 degree range available as a special order ** Weights are approximate<br />
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Last Updated: January 8, 2011<br />
© Copyright 2002-2011 <strong>Mathis</strong>-<strong>Instruments</strong><br />
http://www.mathis-instruments.com/specs.html (2 of 2)2/18/2011 9:34:25 AM
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