Quote:
Originally Posted by lazjen
The Xagyl Filter wheel works wheel and it's very thin. I already had filters (1.25"), but if/when I buy more, I'll be going for a larger size set - at least 36mm like Glen has done. I can get the filter wheel and the camera closely connected such that I barely have any vignetting now - and I think I should be able to get rid of it with flats (fingers crossed).
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agreed, I find that the 1.25s are juuust big enough at f4. Would also get something slightly bigger if buying from scratch. Vignetting? - signal is down roughly 30% in the corners, but that only makes a slight difference to the SNR after flat fielding.