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truemartian

05 Apr 2008 10:10



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imi cer scuze pentru double post, am gasit un instrument la 339 de euro si as vrea sa cer parerea unor cunoscatori.

ZenithStar SD Doublet APO, 66mm OTA, f. 5/9, WHITE color. A small-aperture, extremely-portable APO scope at a great price? ZSSD Doublet APO is here! Sharp to the edge and color free, no other scope will beat it's price/quality ratio! Excellent mechanics and fit and finish, Crayford 2-speed fine focuser, super-high transmission multi-coating, aluminum case. Fast focal ratio makes it your ideal fast set-up for travel astrophotography or piggybacking.
- Aperture 66mm
- Focal Ratio F/5.9
- Focal Length 388 mm
- Objective Type SD Doublet, Air Spaced,Fully Multi-Coated, STM coating
- Resolving Power 1.78"
- Limiting Magnitude 10.8
- Lens Shade Retractable
- Focuser 1.6"(40.6 mm)Crayford Focuser
- Adjuster, 1:10 fine focus 60 mm(2.4")Focuser Travel Length
- Rotatable Design
- 1.25" Adapter Brass Compression Rings
- L- type Mount L Bracket Based
- Field Stops 10 Baffles
- Tube Diameter 2.95"(75 mm)
- Tube Length 11.8" (300 mm) Fully Retracted 14.2" (360 mm) Fully Extended
- Tube Weight 3.5 lbs.( 1.7 kg)
- Case Aluminium Case (Standard)
- Case Dimensions (WxHxD) 15" x 9.6" x 6.5" (38.5 cmx24.5 cmx16.5 cm)
- Case Weight 3.7 lbs.( 1.6 kg)

    Sau asa la 469  euro:

Megrez 72 Doublet APO
- Aperture 72 mm
- Focal Ratio F/6
- Focal Length 432 mm (17")
- Objective Type Doublet, Air Spaced,
- Fully Multi-Coated, SMC coating
- Resolving Power 1.58"
- Limiting Magnitude 11
- Lens Shade Retractable Focuser 50.8 mm (2") Crayford Focuser with 1:10 Dual Speed microfocuser 81 mm (3.2") Focuser Travel Length 360° Rotatable Design
- 1.25" Adapter Brass Compression Rings
- L-type Mount L Bracket
- Field Stops 2 Baffles
- Tube Diameter 87 mm (3.43")
- Tube Length 300 mm (11.8") Fully Retracted 360 mm (14.2") Fully Extended
- Tube Weight 4.8 lbs. (2.2 kg)
- Backpack Dimemsion (WxHxD) 31.8 cm x 44.5 cm x 16 cm (12.5" x 17.5" x 6.2") (Water Resistant)
- Backpack Weight 4.01 lbs. (1.82 kg)

 Va multumesc