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Glossary > Telescope accessories > Capacity > Connection (to the telescope)

Glossary | Telescope accessories | Capacity | Connection (to the telescope)

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

More information:

1.25"

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

2"

A standard measurement for accessories, expressed as 2 inches. 2" is equal to 50.8 millimetres.

C mount

A thread common to video cameras. To connect to a telescope a C mount to 1.25" adapter is required.

SC thread

A 2" thread, which can be found on Schmidt Cassegrain telescopes and various accessories.

T2

A thread measurement commonly used in photography