Celestron AstroMaster 90 EQ
 |
Rating: achromatic refractor, 90 mm lens, f. the distance 1000 mm, relative. hole 1/11, Equatorial mount (EQ), the eyepieces 10 mm/20 mm |
Products from other katigory
| Main (Celestron AstroMaster 90 EQ) | |
| Type (optical layout) | achromatic refractor |
| Lens diameter (aperture) | 90 mm |
| Enlightenment optics | multilayer |
| Focal length | 1 000 mm |
| Relative aperture | 1/11 |
| Resolution | 1.29 " |
| Magnitude limit | 12.3 m |
| The maximum useful magnification | 213 X |
| Type mount | Equatorial (EQ) |
| Eyepieces and tips (Celestron AstroMaster 90 EQ) | |
| The number of eyepieces included | 2 |
| The diameter of the eyepiece | 1.25" |
| The focal length eyepieces | 10 mm, 20 mm |
| Optical zoom | 50x, 100x |
| A relay lens |  |
| A relay mirror | |
| Inverting prism | 90° |
| The optical finder | with the red dot |
| Finder pole | |
| The crowbar (Celestron AstroMaster 90 EQ) | |
| Computerized mount | |
| Automatic binding to the sky | |
| Computer control | |
| GPS | |
| Clockwork | |
| Adjusting the ride | |
| The mechanism for fine tuning |  |
| Coordinate circles | |
| Tripod | steel |
| Dimensions and weight (Celestron AstroMaster 90 EQ) | |
| The length of the optical pipe | 910 mm |
| Weight | 13.9 kg |
Last news
- The Oppo smartphone will be fully charged in 15 minutes
- IBM is looking for 208 volunteers, ready to go into virtual reality (video)
- Bill gates urged to crack iPhone arrow from San Bernardino
- Americans patented a self-destructing bullet
- The smartphone Doogee F7 Pro 10-core chip and 4 GB of RAM valued at $200 (4 photo)