ADC MK3

Specifies the product's connection or connection thread on the telescope connection end. The same adapter dimension must always be available on the telescope.

A standard measurement for accessories, expressed as 1.25 inches. 1.25" is equal to 31.8 millimetres.

Eyepieces, camera adapters or other accessories can be connected at the accessory end.

The optical elements are treated with ultra-thin coatings. Among others, there are anti-reflective coatings for reducing, and dielectric coatings for increasing reflection.