new version
The tab wasn't working well, took too much time to adjust, even after I had it dialed in pretty close. so, back to the drawing board...
Or, more correctly, back to JohnJos' design. To save the expense and time (I'm in the instant-gratification generation) of ordering the Hong Kong adapter, I went and got two L-brackets (for building corners), drilled out 5/16th holes to fit my 1/4" bolts and knob (OSH hardware department). The oversized holes give me enough room to center the camera lens perfectly. I'm sure you could use a dremel tool to cut slots into the L-brackets if needed to adjust to a camera with greater offset between the lens and the tripod mount.
I've found that the best way to get the distance between camera and eyepiece lens is to use a combination of three things: my screw eyecup, the zoom on the camera, and the zoom on the scope's eyepiece. Between the three, I can minimize vingetting.
The tab wasn't working well, took too much time to adjust, even after I had it dialed in pretty close. so, back to the drawing board...
Or, more correctly, back to JohnJos' design. To save the expense and time (I'm in the instant-gratification generation) of ordering the Hong Kong adapter, I went and got two L-brackets (for building corners), drilled out 5/16th holes to fit my 1/4" bolts and knob (OSH hardware department). The oversized holes give me enough room to center the camera lens perfectly. I'm sure you could use a dremel tool to cut slots into the L-brackets if needed to adjust to a camera with greater offset between the lens and the tripod mount.
I've found that the best way to get the distance between camera and eyepiece lens is to use a combination of three things: my screw eyecup, the zoom on the camera, and the zoom on the scope's eyepiece. Between the three, I can minimize vingetting.
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