Astele 70 Teleskop

[regal]

http://img819.imageshack.us/img819/7237/astele70.jpg
Deneme amaçlı kullanıldı deformasyon vs sorunu yok..
Fiyat: 300USD (yurtdışı satış fiyatı, nakliye ve gümrük hariç)

NOT: GECE GÖRÜŞ DÜRBÜNÜ İLE TAKAS OLUR..

Özellikler:
SPECIFICATIONS
Optical Design Maksutov-Cassegrain
Optical Diameter: 70 mm (2.8")
Focal Length: 925 mm (36.4")
Angular Field of View:2º
Linear Field of View:62 feet @ 1000 yards
F-Ratio: f/13.2
Resolving Power (arc sec) 2
Optical Coatings Multi-coated
Limiting Visual Magnitude (approx) 11.0
Maximum Practical Visual Power
• with 25 mm eyepiece
• with 10 mm eyepiece 140 X 37 X 93 X
Optical Tube Dimensions (diameter x length) 96 mm x 238 mm (3.8" x 9.4")
Secondary Mirror Obstruction 40 %
Main Mirror
• material
• surface quality BK7 optical glass / 6 Meniscus
• material
• surface quality Pyrex glass / 6
Eyepiece Holder: 1.25" (31.7 mm)
Focusing Range 5 m (16') – infinity
Diagonal mirror / prism mirror
Mounting Type ¼ x 20
Tripod (optional) Aluminum (A9011, A9013)
Total Telescope Net Weight: 1.5 kg (3.3 lb)