- Description
- Specifications
The all new Starfield Optics ED80 APO doublet telescope package packs a punch!
This telescope system can be used for visual applications and imaging. The complete package includes a 20mm wide angle eyepiece, 50mm right angle finder scope, 2" diagonal, and a soft case with die cut foam to keep it all together for storage and transportation. Along with heavy duty rings, a vixen style dovetail bar, and rack and pinion 2 speed focuser this telescope is build for users of all levels.
For photographic use this telescopes offer two possible focal lengths. At f/7 you get the full focal length of 560mm, and if the Starfield 0.8x reducer is added the new focal length of 448mm is achieved bringing the focal ration down to f/5.6.
Features
- 80mm ED Glass Doublet
- 560 mm Focal Length f/.7
- Excellent for Visual observation or imaging when used with Starfield reducers or flatteners
- Retractable Dew Shield
- Heavy Duty Rings and V Style dovetail
- 2" 2 Speed RP focuser
- 50mm Guide RA illuminated finder scope
- 2" Diagonal, 20mm WA Eyepiece and soft Carry case
Aperture: 80
mm
Focal length: 540
mm
Focal ratio: f/7
Lens design: 2
element lens (ED doublet), air-spaced
Tube material: Aluminium
- CNC machined
Tube weight: 3.10
kg
Tube length: 460
mm
Tube diameter: 89 mm
Outer diameter dew shield: 103.6
mm
Focuser: ball
bearing mounted 2" rack and pinion focuser
Connection eyepiece side: 1.25",
2" and female M63x1 thread
Backfocus: 123
mm from 2" receptacle / 161 mm from M63 thread
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