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K
Monarch 82ED, a Perfect Ten
It is not possible for me to answer that based on just one set of photos. Since every sample is different, there is always going to be a better one somewhere no matter how good a sample you get. I suggest you look at best focus star images with as much magnification you can get, and see if there... -
K
Monarch 82ED, a Perfect Ten
These actually look pretty good to me. There is some triangularity to the rings close to centre, but that could come from the camera and alignment of the camera to the eyepiece, as it looks like the orientation is identical on both sides of focus. Most of the "defects" come from... -
K
Monarch 82ED, a Perfect Ten
So far so good. What does it look like if you de-focus to just two or three rings? What about symmetry on different sides of focus? The lack of stability and sparkle seems like effects of air currents in the air between the scope and the star, or inside the scope if it has not reached thermal... -
K
Monarch 82ED, a Perfect Ten
Henry, Thanks for the update. Good information. I haven't looked at Monarchs recently, but maybe should take a second look. Hermann, While it is true that the oversized and offset Schmidt prism Nikon uses is "better" than the more common implementation used by Swaro, Kowa and Zeiss, it is...