Bath interferometers can be used to test telescope mirrors of any size.

A Bath Interferometer combined with free software can allow you to test your telescope mirror 10x more accurately and much faster than a foucault or knife edge test and with less knowledge needed to …

In contrast to the first workshop, this time the workshop would include the construction of a Bath-interferometer. This device (see figure 1) is slightly, although not much more, complicated that the …

To be able to measure the quality of a mirror using more then one test (Foucault test), I made a Bath interferometer. There's lots of information on the internet, mostly gathered and/or written by members …

The Bath interferometer “cheats” a little by not having a reference sphere, but by passing the light through a lens twice, once before striking the mirror and once after striking the mirror, and then …

Thanks to the high total weight of 6.5 kg it stays rock solid and can be fine adjusted in all 3 axes tremor free and without any backlash. The camera stays at a right angle to the laser beam with the lens …

Zum Prüfen von Optiken mit Hilfe von Weisslicht benutzen wir ein Bath-Interferometer. Das Bath-Interferometer wurde vor über 20 Jahren von Karl-Ludwig Bath aus Emmendingen entwickelt. Bei …

Aug 10, 2024 · One issue with interferometers like the Bath and the SPPDI (without a microscope objective and tube lens) is that the lack of a single external accessible real focus makes coarse …

We sell Bath Interferometers for testing telescope mirrors. Use this page to help you pick out an inexpensive Bath Interferometer or if you already know what you want you can click here to see all …

A Bath interferometer is fairly easy to build and, being a common path instrument, it is also relatively insensitive to external influences like vibration. The excellent analysis software, DFTFringe made by …