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Parallax- PI320DK, 12.5 " F/20 Dall-Kirkham Cassegrain telescope

Model#: PI320DK

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Availability: In stock

$9,800.00

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Manufactured by: Parallax Instruments

Details

Parallax also offers Classical Cassegrain and Dall-Kirkham Cassegrain telescopes in 10", 12.5", 14.5", and 16" apertures. The Classical Cassegrain offers a very long focal length in a relatively compact tube. Includes 2" Feather Touch or 2.7" AP Focuser (Specify), 8X50 finder, standard tube rings, tube weight counterbar assembly and slewing handles. 

All optical tubes are finished in high gloss acrylic urethane paint and are furnished with metal snap-lock dust cover and 2" and 1 1/4" focuser adapters. Diagonals or eyepieces are not included. Interferometric test report and fringe analysis data is included with each telescope. 

 

Clear Aperture 318mm
Focal Ratio F/20
Focal Length 6360mm
Primary Mirror PYREX - LIGHTWEIGHT CONICAL PRIMARY By R. F. Royce Optical
Central Obstruct. ~ 25% by Diameter
Telescope Tube Aluminum
Primary Focal Ratio F/4
Secondary Amplification 5X
Spacing (Approx.) 39.2"
Mirror Coatings AlSiO
Optical Tube Dia. 15"
Optical Tube Length 49"
Optical Tube Weight 49 lbs.
Focuser 2" Feather Touch or 2.7" AP (Specify)
Finderscope 7X50
Tube Rings Standard
Recommended Mount HD200C
Slewing Handles(2) Standard
Tube C'wt. Bar Assy. Standard

All optical tubes are finished in high gloss acrylic urethane paint and are furnished with metal snap-lock dust cover and 2" and 1 1/4" focuser adapters. Diagonals or eyepieces are not included. Interferometric test report and fringe analysis data is included with each telescope.

Additional Information

Name Parallax- PI320DK, 12.5 " F/20 Dall-Kirkham Cassegrain telescope
Manufacturer Parallax Instruments
Model PI320DK
Aperture 318mm
Focal Length 6360mm
Focal Ratio F/20
Optical Tube Length 49" length
Optical Tube Weight 49 lbs.