Levenhuk Ra R115 ED Triplet OTA - STEM Telescopes

Levenhuk Ra R115 ED Triplet OTA

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Levenhuk Ra R115 ED Triplet OTA
Apochromatic refractor. Objective lens diameter: 115 mm.

Levenhuk Ra R115 ED Triplet OTA is a perfect choice for serious astronomical observations. The tube has an objective lens diameter of 4.5 inches. The three multi-coated lenses of the tube's objective lens are made of ED glass and provide clear high-quality views with no chromatic aberrations.

Levenhuk Ra R115 ED Triplet OTA is equipped with a dual-speed Crawford focuser that ensures high precision focusing with no backlash. Thanks to its metal construction, this model is very sturdy and reliable and will stay in great condition for decades.

Optical design: apochromatic refractor
Objective lens: three-element, FK61 glass
Objective lens diameter (aperture), in: 4.5
Focal length, in: 31.7
Focal ratio: f/7
Optics material: ED glass
Optics coating: fully multi-coated
Optical tube material: metal
Focuser: 3'' dual-speed Crayford focuser
Eyepiece barrel diameter: 1.25-2''
Tube-mount assembly system: dovetail plate
Optical tube dimensions, in: 28.5x34.5
Optical tube diameter, in: 5.7
Optical tube weight, lbs: 15.8