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| refractors, Max. useful magnification: 213 x lens diameter (aperture): 90 mm, focal length: 1000 mm, aperture ratio: 11: 1, homing system, optical tube length: 914 mm, weight: 10.4 kg |
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Main characteristics AstroMaster 90 EQ |
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Telescope type
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Refractors |
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Max. useful magnification
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213x |
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Lens diameter (aperture)
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90 mm |
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Focal distance
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1000 mm |
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Relative aperture
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11 :1 |
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Length of optical tube
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914 mm |
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Rayleigh Criterion
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1.54 Uhl. |
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Dawes Limit
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1.29 Uhl. |
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Pronicaûŝaâ (star of magnitude)
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12.3 m |
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Homing system
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Weight
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10.4 kg |
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