Skyoptikst 2-Inch Crayford-Style Telescope Focuser Fully Metal Body for Reflector Astronomy Telescope - Product Features
- Full Metal Smooth, accurate Crayford-style focuser
- Function type: for Reflector telescope
- Diameter: both 2 Inch / 50.8mm and 1.25 Inch / 31.7mm
- Suitable for 150mm?6 inch to 203mm?8 inch caliber reflector telescope
- The inside of the item is fully threaded to minimize reflections
Skyoptikst 2-Inch Crayford-Style Telescope Focuser Fully Metal Body for Refractor Astronomy Telescope - Product Features
- Full Metal Smooth, accurate Crayford-style focuser
- Function type: for Refractor telescope
- Diameter: both 2 Inch / 50.8mm and 1.25 Inch / 31.7mm
- Suitable for 150mm?6 inch to 203mm?8 inch caliber reflector telescope
- The inside of the item is fully threaded to minimize reflections
SKYOPTIKST D150F750 Sphere Mirror for Newtonian Reflector Astronomical Telescope - Product Features
- Surface accuracy 1/6 ?
- Reflectance at: 92% / 400-950nm
- Major axis of secondary mirror: 50mm
- Minor mirror minor axis: 35mm
- Coating?Enhanced aluminum and protective coating
Skyoptikst 2" Zenith Diagonal Dielectric Mirror for Refractor Astronomical Telescope 99% Reflection Accessories 90 Degree - Product Features
- Multi-layered enhanced dielectric coatings that produce 99-percent reflectivity for brighter, sharper images.
- 2 inches nosepiece fits 2 inches telescopes; accepts standard 2 Inch filters; eyepieces; Barlow lenses and other accessories,a 2 inch to 1.25 inch adapter incuding,you can also use 1.25 accessories
- Diagonal provides a comfortable 90-degree viewing orientation when observing the night sky through a refractor telescope
- Brass compression ring; Built in brass ring and thumbscrew accessories avoid eyepiece to rotate during adjustments; effortless fixes more firmly and will not scratch your eyepieces barrels
- Machined and anodized aluminum housing features machine-threaded baffles for optimized contrast
Skyoptikst Diameter 114 mm Focal Length 900mm Newtonian Reflector Mirror for Astronomical - Product Features
- Caliber: 114mm, Focal length: 900mm
- Surface accuracy 1/10 ?
- Enhanced aluminum and protective coating
- Reflectance at: 92% / 400-950nm
- With 25mm short axis secondary mirror
Skyoptikst 2-Inch Crayford-Style Telescope Focuser Fully Metal Body for Reflector Astronomy Telescope - Product Features
- Full Metal Smooth, accurate Crayford-style focuser
- Function type: for Reflector telescope
- Diameter: both 2 Inch / 50.8mm and 1.25 Inch / 31.7mm
- Suitable for 150mm?6 inch to 203mm?8 inch caliber reflector telescope
- The inside of the item is fully threaded to minimize reflections
Skyoptikst 2-Inch Crayford-Style Telescope Focuser Fully Metal Body for Refractor Astronomy Telescope - Product Features
- Full Metal Smooth, accurate Crayford-style focuser
- Function type: for Refractor telescope
- Diameter: both 2 Inch / 50.8mm and 1.25 Inch / 31.7mm
- Suitable for 150mm?6 inch to 203mm?8 inch caliber reflector telescope
- The inside of the item is fully threaded to minimize reflections
SKYOPTIKST D150F750 Sphere Mirror for Newtonian Reflector Astronomical Telescope - Product Features
- Surface accuracy 1/6 ?
- Reflectance at: 92% / 400-950nm
- Major axis of secondary mirror: 50mm
- Minor mirror minor axis: 35mm
- Coating?Enhanced aluminum and protective coating
Skyoptikst 2" Zenith Diagonal Dielectric Mirror for Refractor Astronomical Telescope 99% Reflection Accessories 90 Degree - Product Features
- Multi-layered enhanced dielectric coatings that produce 99-percent reflectivity for brighter, sharper images.
- 2 inches nosepiece fits 2 inches telescopes; accepts standard 2 Inch filters; eyepieces; Barlow lenses and other accessories,a 2 inch to 1.25 inch adapter incuding,you can also use 1.25 accessories
- Diagonal provides a comfortable 90-degree viewing orientation when observing the night sky through a refractor telescope
- Brass compression ring; Built in brass ring and thumbscrew accessories avoid eyepiece to rotate during adjustments; effortless fixes more firmly and will not scratch your eyepieces barrels
- Machined and anodized aluminum housing features machine-threaded baffles for optimized contrast
Skyoptikst Diameter 114 mm Focal Length 900mm Newtonian Reflector Mirror for Astronomical - Product Features
- Caliber: 114mm, Focal length: 900mm
- Surface accuracy 1/10 ?
- Enhanced aluminum and protective coating
- Reflectance at: 92% / 400-950nm
- With 25mm short axis secondary mirror