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HF2-BT81S-A Binocular Telescope Package
38066-4
Enquiry Item
HF2-BT81S-A Binocular Telescope Package
Specifications
| Objective lens | 81mm Achromatic, Single coating with Mgfl |
| Focal length(Focal ratio) Resolving power / |
480mm (F5.9) |
| Limiting magnitude | 1.43 arc seconds / 11.3 |
| Light gathering power |
134x unaided eye |
| Eyepiece*(Power) | 2 x SLV20mm(24X) |
| Mount | Alt-azimuth Fork type |
| Tripod SXG-HAL130 | 2-section aluminum legs adjustable from 81cm to 130cm in length |
| Total weight | 14 kg (Without eyepiece) |
Note: Eyepieces are sold separately.*2
*1 An optional XY red dot finder or 7X50 finder scope with finder bracket is available for the BT series of Binocular Telescopes.
*2 Both the LV Zoom and NPL eyepieces are not usable on the BT Binocular Telescopes. Be sure to use Vixen eyepieces with a focal length longer than 10mm (medium to low magnification) to prevent from alignment errors at high magnification.