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90MM DIA MTD TELESCOPE OBJECTIVE, 500MM FL, MULTI-COATED
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Item No: L3946
Price: $59.00
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| Nice mounted air-spaced achromatic glass telescope objective. Both elements are fully coated with a broadband AR coating. Clear lens diameter of 90mm with a focal length of 500mm (F/5.5). Rear barrel diameter is 90mm (ID) and 99mm (OD), front barrel is 100mm (ID) and 105mm (OD). The entire assembly is 63mm long and flange has a diameter of 116mm. These are brand new and will make a great wide field scope! |
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