Airy Disk APO 204mm f/7 Triplet ED FK61 Apochromatic Refractor APO Case
8" triplet APO Glass H-FK61 CDGM Diameter: 204mm Focal ratio: f / 7 Focal length: 1428mm
Our 8" triplet APO is a great telescope for observatories. It provides high-contrast imaging and guarantees genuine observing pleasure.
With a relatively fast focal ratio of F7, its 50" long(dew shield retracted), suitable for smaller observatories.
Multi-coated triplet lens with H-FK61 ED element
4" focuser connects to scopeside to a M134x1
M63x1 to 2" adapter included
The optional 0.8x FF also connects to this M63x1 thread, and M48x0.75 or M54x0.75 on the camera side with adjustable backfocus from 55mm up to 88mm. We are working on a M68x1 and M85x1 adapter.
Included:
Losmandy compatible plate
Carrying handle
Finder shoe
Comes in a Aluminum carry case
Optional Accesories: CAA rotator
For mounting, we recommend Astro Physique, EQ8 by Skywatcher, CGX by Celestron, or the GM2000 by 10Micron.
Focuser: 4" 10:1 rack and pinion compatible with EAF 80-mm- tube extension
Two segments of the tube can be removed for binoviewer and flexible back focus, M202x1,5
Technical Specifications
| Glass used | H-FK61 CDGM |
| Color: | White |
| Tube Material: | Aluminum alloy |
| Aperture | 204mm |
| Focal ratio: | f/7 |
| Focal length: | 1428mm |
| Coating: | full surface wideband multilayer coating |
| Resolving Power: | 0.57" |
| Limiting stellar magnitude | 13.3mag |
| Dovetail style: | Losmandy |
| Focuser: | 4" dual-speed 1:10 rack-and-pinion |
| Eyepiece Clamp: | 2" with 1.25" Adapter |
| Suitable Photo sensor: | Full Frame |
| Length (hood extended): | 1563mm |
| Length (hood in): | 1332mm |
| Weight: | 23kg, including packaging 45kg |
| Carton size: | 135cm*62cm*45cm |
| Alu Suitcase | Included |
In the Box
- Airy Disk APO 204mm f/7 Triplet ED FK61 Apochromatic Refractor APO
Warranty & Manual
Warranty : Airy Disk Warranty
