The filter sheet is held flat between two aluminum rings.
Infinitely adjustable hold on the tube
Suitable for all telescope designs except the Schiefspiegler, also for finderscopes and binoculars
The sun filter issecurelyattached to the tube or dew cap by means of four threaded polyamide columns with a precisely adjustable clamping effect. Filters can be additionally secured if necessary, for example for public visits, and can only be removed voluntarily.
Baader-Planetarium's AstroSolar filter film,known for its excellent optical quality, with a density ofND5is used for visual and photographic applications.
In case of damage, the film can be easily replaced.
What filter fits your telescope?In the product name you can see the range of the outer diameter of the telescope tube that the filter fits into. It is not possible to deduce the filter size directly from the telescope aperture, especially since many instruments have a permanently attached dew cap. Therefore, it is best to simply measure the outer diameter of your telescope yourself and then select the appropriate filter.