Celestron・TRAVEL SCOPE 50 PORTABLE TELESCOPE・星特朗/天文望遠鏡
Celestron・TRAVEL SCOPE 50 PORTABLE TELESCOPE・星特朗/天文望遠鏡
Item Numnber:
21038
- Product Details
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Celestron・TRAVEL SCOPE 50 PORTABLE TELESCOPE・星特朗/天文望遠鏡
PRICE:HK$ 620
Travel Scope 50
Travel Scope旅行者系列雖然是低価格、軽便携帯的旅行設計。
但材料絶不馬虎、又易於維護，有不錯的表現。
既可陸地觀測，当然又可進行隨意的天文觀測。
+全鍍膜成像清晰，銳利。
+正像天頂鏡。
+經緯儀設計平滑、輕鬆指向天體。
+鋁質全尺寸照相三腳架、平臺穩定。
+安裝無需工具。
+望遠鏡及三腳架旅行背包収納簡単
光学系 折射式鏡
口径 50mm
焦点距離 360mm
口径比 F7.2
付属目鏡 ２０ｍｍ（18X） 8ｍｍ（45X）
Finder 2×20
極限等級 11.等級
集光力 51X
Coating free coat
重量 １Kg
OVERVIEW
- All coated glass optical elements for clear, crisp images
- Erect image diagonal so that your views are correctly oriented
- Smooth functioning altazimuth mount with easy pointing to locate objects
- Preassembled aluminum full size photographic tripod ensures a stable platform
- Quick and easy no-tool set up
- The telescope and tripod fit inside the custom backpack (included) for easy traveling and storage
- “TheSkyX – First Light Edition” astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images
SPECIFICATIONS
| Optical Design | Refractor |
|---|---|
| Aperture (mm) | 50 mm (1.97 in) |
| Focal Length | 360 mm (14 in) |
| Focal Ratio | 7.2 |
| Focal Length of Eyepiece 1 (mm) | 20 mm (0.79 in) |
| Magnification of Eyepiece 1 | 18 x |
| Focal Length of Eyepiece 2 (mm) | 8 mm (0.31 in) |
| Magnification of Eyepiece 2 | 45 x |
| Finderscope | 2×20 |
| Highest Useful Magnification | 118 x |
| Lowest Useful Magnification | 7.14 x |
| Limiting Stellar Magnitude | 11 |
| Resolution (Rayleigh) | 2.79 arc seconds |
| Resolution (Dawes) | 2.32 arc seconds |
| Light Gathering Power (Compared to human eye) | 51 x |
| Optical Coatings | Fully Coated |
| Warranty | 2-year Telescope Warranty |
