New photos of Sol’Ex aluminium collimator tube and Shelyak collimator lens, ZWO helical focuser and ZWO ASI 174 MM camera showing position of camera which is mounted via 1.25 inch…
Thanks Minh for this advice! Andy
Time to protect the wood! The observatory is 8-10 years old now. I’ve replaced the roof at one point from the original felt to shingles. Regular creosote seems to have…
Correctly focusing Sol’Ex camera tube by taking it out of Sol’Ex, mounting on tripod, and aiming at star at night. This needs an object that is close to infinity and…
Nice and dark with very few bright pixels – shows no light leak on Sol’Ex – great stuff! Andy
I am finding this very difficult to ascertain – using Christian Buil’s advice, the setting is 2.62mm on the ZWO helical focuser BUT I seem to have sharper image of…
Note Christian Buil’s website & Youtube have many more excellent tutorials and information on Sol’Ex – these three are summary PDFs for quick access. Constructing Sol’Ex: http://astronomy.me.uk/wp-content/uploads/2024/06/How-to-construct-SolEx-Montage_solex_EN-reduced-size.pdf Adjusting Sol’Ex after…
Slight focusing movements only required – amazing effect! Andy
Made with some threaded screw rod and square nuts. Andy
Arrived this morning, transferred optics from 3D-printed plastic Azur3D Solex to new aluminium Sol’Ex this afternoon, couldn’t initially get a spectrum until I realised I had (i) added washer on…
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