Aluminum 1.25 inch eyepiece barrel is internally blackened to eliminate light scattering and is threaded to accept 1.25" filters
Wide 66 degree apparent field offers expansive views of the moon star clusters and the Milky Way; 5-element design delivers sharp images with good color correction and contrast
With this 90 degree erecting prism transform telescope into telescope for nature observation with upright and left right corrected image; good for daytime terrestrial use and night time astronomy applications for telescopes or spotting scopes
85mm focal length; reduction factor of about 0.5X; depending on spacing; 0.5x focal reducer effectively halves the focal length of a telescope; enabling lower magnification; a wider field of view; and shorter exposure times for astrophotography
2 lenses for better correction: cemented together and coated; black anodized aluminum housing; mounting threads: 1.25 inch filter thread means 28.5x0.75MM on both sides; can connect to telescope accessories with standard 1.25 inch threads
Astromania 1.25" 45-Degree Diagonal Prism Optical Prism Inside Rather Than a Mirror which Makes Your Image Clear and Sharp
KWD 10.500
Astromania Deluxe Off-Axis Guider for Astrophotography
KWD 65
Astromania Adjustable Guiding Scope Ring Set with Plate - 69 mm Inside Diameter (Pair) - for Telescope Tube Diameter or Finders 43 to 68mm
KWD 10
Astromania Camera Easy Autoguiding Set50 - The Key to Successful Planetary Photos
KWD 87
