[ Bosma 150-1800 product photo ]
Release Date: 1970.12
brand: Bosma
type: Telescope
detail:
Telescope works: three-piece Maksutov - card ... the focal length: 1800mm focal ratio: 12 Lens: 150mm Resolution: 0.77 inches arc second set of light power: 459 * limiting magnitude: 12.8 Eyepiece: PL10 PL25 ( 1.25) Tripod: STP3 all chrome steel tripod finder: 7 * 50 finder
detail more:
Basic parameters
| Telescope works | 3 type Maksutov - Cassegrain | |
| Focal length | 1800mm | |
| Coke ratio | 12 | |
| Objective | 150mm | |
| Set of light power | 459 * | |
| Resolution | 0.77 inches arcsec | |
| Limiting magnitude | 12.8 | |
| The length of the primary mirror | 560mm | |
| The weight of the primary mirror | 7000g |
| Finder system | 32-bit CPU, Kuaisu response to command high end, high-precision optical code disc a sense of technical Kongzhi system cycle Wuchajiuzheng, Zhinengjingduo Buchangfangpian intelligence of Chu Shihua, just type the time Dedianjingque the celestial coordinates Xi large compensation 21 X8 line screen, more information is displayed more than 130,000 database objects, stars, 9, 256 custom built-in clock adjustment stall speed, intermittent again after the initial setup without a reliable multi-function electrical overload Rs232 interface, PC software driver to support back tracking LED lighting can be used to access information |
| Equatorial mount | EM11-A type with built-in equatorial mount Transmission: high-precision worm gear teeth: 180 Drive: DC servo motor control accuracy deceleration: 10 ° control speed: 9 files maximum of 5 degrees / S tracking rates: sidereal time, sun, moon, multi-interface: a polar axis mirror: 6X20 most polar axis height: 70 degrees, the maximum load: 15KG Voltage: DC 12V | |
| Finder | 7 * 50 finder | |
| Eyepiece | PL10 PL25 (1.25 inches) | |
| Tripod | Chrome-plated all steel tripod STP3 |