Alter MK809 8” F/10 Deluxe Mak Cass

Specifications
Clear Aperture ----203mm (8” )
Focal Length ----2030mm (80” )
Tube Diameter ----254mm (10”)
Tube Length ----585mm (23” )
Tube Weight ----11kg (24lb)
Back Focus ----30mm (1.2” ) To 250mm ( 9.9” )
Diameter Of Secondary Obstruction ----64mm (2.5”) 31.5%
Photgraphic Field Of View ----1° 12’
Meniscus ----BK7 Glass Less Than 1% Reflectance, Broadband Multicoated
Mirror ----Astrosital Aluminized SiO2 Protected
Tube ----Aluminum Cream Glossy Finish Fully Baffled
Focusing ----Moving Mirror Zero Image Shift
Finder ----10x 50mm On Quick Release Bracket
Camera Holder ----Yes
Optical Quality ----1/8th Wave PTV Or Better
Cooling ----12Volt Fan

Comes In Wooden Box. ------------------------------------------------------------------- Price $US 4710