Sonnenteleskop ST 40/400 PST Personal Solar Telescope OTA

Describes the exact structure of the telescope thereby further subdividing the different types of telescope.

With H-alpha telescopes you can observe prominences, flares and filaments on the Sun. Additionally, these telescopes have an etalon filter and a blocking filter.

Caution: you can also buy versions without the blocking filter. You should never use these without a blocking filter.

This is the distance between the objective lens or mirror and the focal point.

The ability of the optic to discern the fine detail of objects that are close together.

The telescope’s magnification should not exceed this factor, because otherwise the image will appear weak and dark.

Specifies the width of the area through which light of certain wavelengths is allowed to pass. Light is blocked outside of this range.

Focusers are available in 1.25" or 2" formats. Many 2" focusers also have a 1.25" adapter.

Object positioning system, available in real GoTo and also PushTo versions.

A mini telescope used to locate a celestial object. There are optical finders and red dot finders.

The Personal Solar Telescope (PST) has revolutionised solar observation!

Telescopes for experienced observers, but also for ambitious beginners.