Starfield ED 80mm f/7 APO Doublet Refractor
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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. Also includes heavy duty rings, a vixen style dovetail bar, and rack and pinion 2 speed focuser. This telescope is built 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 If the Starfield 0.8x reducer is added, the new focal length of 448mm is achieved bringing the focal ratio 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 Vixen style dovetail bar
- 2" two speed rack and pinion focuser
- 50mm guide right-angle illuminated finder scope
- 2" diagonal, 20mm wide angle eyepiece and soft carry case
Specifications
- Aperture: 80 mm
- Focal length: 540 mm
- Focal ratio: f/7
- Lens design: Two 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
- Connection eyepiece side: 1.25", 2" and female M63x1 thread
- Back focus: 123 mm from 2" receptacle / 161 mm from M63 thread
Other Information
- Country of Manufacture: China
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. Also includes heavy duty rings, a vixen style dovetail bar, and rack and pinion 2 speed focuser. This telescope is built 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 If the Starfield 0.8x reducer is added, the new focal length of 448mm is achieved bringing the focal ratio 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 Vixen style dovetail bar
- 2" two speed rack and pinion focuser
- 50mm guide right-angle illuminated finder scope
- 2" diagonal, 20mm wide angle eyepiece and soft carry case
Specifications
- Aperture: 80 mm
- Focal length: 540 mm
- Focal ratio: f/7
- Lens design: Two 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
- Connection eyepiece side: 1.25", 2" and female M63x1 thread
- Back focus: 123 mm from 2" receptacle / 161 mm from M63 thread
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. Also includes heavy duty rings, a vixen style dovetail bar, and rack and pinion 2 speed focuser. This telescope is built 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 If the Starfield 0.8x reducer is added, the new focal length of 448mm is achieved bringing the focal ratio 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 Vixen style dovetail bar
- 2" two speed rack and pinion focuser
- 50mm guide right-angle illuminated finder scope
- 2" diagonal, 20mm wide angle eyepiece and soft carry case
Specifications
- Aperture: 80 mm
- Focal length: 540 mm
- Focal ratio: f/7
- Lens design: Two 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
- Connection eyepiece side: 1.25", 2" and female M63x1 thread
- Back focus: 123 mm from 2" receptacle / 161 mm from M63 thread
Other Information
- Country of Manufacture: China
| Product Status | new |
|---|---|
| Free Shipping Graphic | Free Contiguous US Shipping |
| Telescope Focal Length | 501 - 600mm |
| Hide Found a better Shipped Price on Frontend? | No |
Starfield ED 80mm f/7 APO Doublet Refractor