منظار (تلسكوب) سلسترون محوسب نكس ستار 90اس إل تي / Celestron Computerized Telescope Nexstar 90SLT
Optical Design: Maksutov-Cassegrain Aperture: 90mm (3.54") Focal Length: 1250mm (49") Focal Ratio: f/14 Focal Length of Eyepiece 1: 25mm (0.98") Magnification of Eyepiece 1: 50x Focal Length of Eyepiece 2: 9mm (0.35") Magnification o مزيد من المعلومات
2,800.00 ر.س
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احصل على نقاط ولاء مع هذا الشراء
المكافآترقم المنتج (sku)
Z.669897.1740503915667022
الوزن
13.0 kg
مشاركة المنتج
وصف المنتج
| Optical Design: | Maksutov-Cassegrain |
| Aperture: | 90mm (3.54") |
| Focal Length: | 1250mm (49") |
| Focal Ratio: | f/14 |
| Focal Length of Eyepiece 1: | 25mm (0.98") |
| Magnification of Eyepiece 1: | 50x |
| Focal Length of Eyepiece 2: | 9mm (0.35") |
| Magnification of Eyepiece 2: | 139x |
| Finderscope: | StarPointer™ red dot finderscope |
| Star Diagonal: | 1.25 |
| Highest Useful Magnification: | 213x |
| Lowest Useful Magnification: | 13x |
| Limiting Stellar Magnitude: | 12.3 |
| Resolution (Rayleigh): | 1.55 arc seconds |
| Resolution (Dawes): | 1.29 arc seconds |
| Light Gathering Power (Compared to human eye): | 165x |
| Apparent Field of View: | 1° |
| Linear Field of View (@1000 yds): | 53 ft (16 m) |
| Optical Coatings: | Fully Coated |
| MOUNT INFO: | |
|---|---|
| Mount Type: | Motorized Altazimuth |
| Accessory Tray: | No Tool, Quick release |
| Tripod: | Steel |
| Slew Speeds: | Nine slew speeds |
| Tracking Rates: | Sidereal, Solar and Lunar |
| Tracking Modes: | Alt-Az, EQ North and EQ South |
| Alignment Procedures: | SkyAlign, Auto 2-Star Align, 1-Star Align, 2-Star Align, Solar System Align |
| Computer Hand Control: | Fully Computerized / Flash Upgradeable |
| NexStar+ Database: | 40,000 Object Database |
| GPS: | Optional SkySync GPS Accessory (93969) |
| Software: | Celestron Starry Night Special Edition Software | SkyPortal App |
| Solar Warning |
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