Celestron C90 Maksutov Cassegrain Spotting Scope
Specifications Magnification: 39x (with included eyepiece) Objective Lens Diameter: 90mm (3.54") Eyepieces: 32mm Plössl (1.26") Angular Field of View: 1.3° with included eyepiece Linear Field of View (@1000 yds)...
Description
Specifications
| Magnification: | 39x (with included eyepiece) |
| Objective Lens Diameter: | 90mm (3.54") |
| Eyepieces: | 32mm Plössl (1.26") |
| Angular Field of View: | 1.3° with included eyepiece |
| Linear Field of View (@1000 yds) / @1000 m): | 68 ft (20.7 m) with included eyepiece |
| Focal Length: | 1250mm (49") |
| Exit Pupil: | 2.3mm (0.1") with included eyepiece |
| Eye Relief: | 20mm (.78") with included eyepiece |
| Close Focus: | 15 ft (4.6 m) with included eyepiece |
| Twilight Factor: | 59.2 with included eyepiece |
| Relative Brightness: | 5.3 with included eyepiece |
| Lens Coatings: | Multi-Coated |
| Prism Glass (Type): | BaK4 |
| Prism Coatings: | N/A |
| Weight: | 74 oz (2,100 g) |
| Environmental Protection: | Water Resistant |
| Nitrogen Filled: | No |
| Tripod Adaptable: | Yes |
| Carrying Case: | Black heavy woven nylon backpack |
| Camera Adaptable: | Yes |
| Dimensions: | 400mm x 260mm x260mm (15.7" x 10.2" x 10.2") with include eyepiece |
| Included Items: | Plössl 32mm eyepiece 45° diagonal 8x21 finderscope Objective Lens Cover Eyepiece Lens cap Backpack Case |
| Solar Warning |
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| California Residents | View Proposition 65 Warning |
Software and Documentation
Celestron C90 Maksutov Cassegrain Spotting Scope
$269.95