DreamStar ​120mm F-7 Apochromatic OTA

By peterjn

DreamStar ​120mm F-7 Apochromatic OTA


​All optics are manufactured in our plant located in Placentia, CA

​Multiple lens element design

We use exotic glass as the center element with matching outer elements for optimum viewing.

Coatings are applied specifically for each element to maximum light transmission.

Each element is centered to assure perfect collimation.

Fully baffled tube assembly to minimize any stray light and increase contrast.

Out of stock


DreamStar 120mm F-7 Apochromatic OTA

Clear aperture             120 mm
Focal length​840 mm
Focal ratio7


0.97 arc sec


Tube diameter​5.1″ / 130 mm
Tube length ​29.9″ / 760 mm
Tube weight​8.5 lb / 3.85 kg