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Stargazing Nov 30th ✦ 6pm-10pm
Stargazing Nov 30th ✦ 6pm-10pm

Airy Disk APO 204mm f/7 Triplet ED FK61 Apochromatic Refractor

Original price $14,800.00
Current price $14,060.00
SKU AD204-Triplet

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Airy Disk's 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 scope side to a M134x1 thread

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.

Included:

Losmandy compatible plate
Carrying handle
Finder shoe
Comes in a Aluminum carry case

Optional Accesories: CAA rotator

For mounting, we recommend Astro-Physics, EQ8 by Skywatcher, CGX-L 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


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:  13.3
Dovetail style:  Losmandy
Focuser:  45" dual-speed 1:10 rack-and-pinion
Eyepiece Clamp:  2" with 1.25" Adapter
Length (hood extended):  1563mm
Length (hood in):  1332mm
Weight:  23kg, Package included 45kg
Aluminum Case:  Included