SharpStar 150/420 f/2.8 Reflector Telescope

Sharpstar's Newtonian telescope with a 15 cm mirror is an excellent choice for wide-field star photography. The fast f 2.8 telescope is equipped with a 3-lens 0.85 focal length reducer / corrector, wich makes it perfect using full frame camera. The carbon fiber frame provides the ability to avoid flexure and keep focus.

Equipped with main mirror heater and fans for reaching temperature balance. The digital meter indicates the temperature and humidity in real time.

Features

• Telescope design: Mirror telescope with parabolic main mirror and 3-lens focal length reducer 0.85x / comacorrector in the focal plane
• Main mirror: 150 mm
• Auxiliary mirror: 70 mm
• Mirror quality: H-PZ33 borosicate glass with highly reflective aluminum coating (99% reflectivity)
• Linear obstruction: ~ 46,7%
• Focal length: 420 mm
• Aperture ratio f. 2.8
• Backfocus: 55 mm from M54x075 thread adapter
• Pipe material: Carbon fiber and aluminum
• 2,5 "Rack & Pinion focus with microcontroller, built-in corrector (removable) and 1.25" adapter (removable)
• Losmandy rail, hard carrying case, viewfinder, mounting straps and carrying handle
• Weight: The weight of the pipe is about 4,5 kg, a total of about 6 kg