Starfield ED80 F/7 560mm APO Doublet Refractor
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 bring 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
True 2 speed rack and Pinion focuser. Strong enough to securely hold your heavy eyepieces or camera equipment.
Compact and easy to transport.
Technical Specifications
Aperture: 80 mm
Focal length: 540 mm
Focal ratio: f/7
Lens design: 2 element lens (ED doublet), air-spaced
Tube material: Aluminum - 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
Back focus: 123 mm from 2" receptacle / 161 mm from M63 thread
In the Box
- 80mm ED Glass Doublet
- 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
Manuals & Warranty
