INTES-MICRO TELESCOPES

TELESCOPE 6" ALTER MN 6/8

Specifications:

Optical Design:
Maksutov-Newtonian;
Aperture: 152 mm;
Focal ratio: f/8;
Focal Length: 1220 mm;
Focuser: 2" one speed;
Finderscope: 10x 50;
Tube Length: 1300 mm;
Tube Diameter: 198 mm;
Weight: 13 kgs;
Secondary Obstruction: 18%;
Dew Shield - Supplied;
Camera bracket - Supplied;
Tube rings - Supplied

Optical Design: Max-Newt

Tube diameter: 198 mm;
Tube length:1300 mm;
Clear aperture: 152 mm;
Focal length: 1220 mm;
Focal ratio: f/8;
Central obstruction (diameter basis): 23.6%;
Tube construction: seamless aluminium with 7 internal tube baffles;
Focuser size: 2" one speed;
Finder scope:10x50 mm mounted in a quick exchange bracket;
Camera holder: Piggyback camera mount with quick exchange design;
Tube holder: Similar to the Takahashi holder;
1 long tube holder with mounting plate;
Mirror coatings: 92 % reflection on mirrors - quartz protected, MC-coating on corrector plate;
Offered optical quality: ~ 1/6 wave p.t.v.;
Mirror substrate: Pyrex;
Corrector substrate: Russian BK7 glass.