Levenhuk Ra R66 ED Doublet Carbon OTA apochromatic refractor 66 mm carbon tube case was listed on Amazon for $469.95, selling for USD brand new. Manufactured by Levenhuk, Inc..
Some great features of this product include:
- Apochromatic refractor
- Objective lens diameter: 66 mm
- Focal length: 400 mm
Levenhuk Ra R66 ED Doublet Carbon OTA Apochromatic refractor. Objective lens diameter: 66 mm. Focal length: 400 mm
Levenhuk Ra R66 ED Doublet Carbon OTA has a focal length of 15.7 inches and an objective lens diameter of 2.6 inches.
The main features of powerful Levenhuk Ra R66 ED Doublet Carbon OTA are a fully multi-coated two-element objective lens that makes for the best high-quality views, and a carbon-fiber-reinforced polymer shell that makes the tube lighter and allows it to quickly recover thermodynamic equilibrium.
Professional Levenhuk Ra R66 ED Doublet Carbon OTA comes with a reliable aluminum case – you can easily transport and store your refractor without any fear of damaging it.
Thanks to the retractable dew cap, your astronomy instrument will be protected from humidity and always ready when you are.
It has a standard 1.25″ barrel diameter so you will be able to use it with eyepieces from different manufacturers. You can use this tube for observing deep-sky and even terrestrial objects (with additional accessories).
Specifications:Optical design: apochromatic refractor Objective lens: two-element Objective lens diameter (aperture), in: 2.6 Focal length, in: 15.7 Focal ratio: f/6 Optics material: ED glass Optics coating: fully multi-coated Barrel diameter: 1.25″ Optical tube material: carbon Focuser: 2″ dual-speed Crayford Tube-mount assembly system: quick-release thumbscrew Optical tube length, in: 12.2 Optical tube diameter, in: 3.2 Optical tube weight, lbs: 3.8