What have you just BOUGHT?

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Eyepiece for Nikon F.

I took my F to the West Yorkshire Cameras coffee morning a couple of weeks ago, and it was dreadful. (The camera, not the coffee). It was impossible to focus on the ground class. Everything went from very blurry via moderately blurry back to very blurry.

Then I came across this on eBay. It’s some sort of solution, but by no means complete. It’s supposed to run from -1.5 to +3.5 dioptres, but by my reckoning it only makes +1 dioptre max. This is OK, because (a) it’s what I want, and (b) it stays in position jammed against its limit. For intermediate positions, it really needs a locking screw, click stops or more friction.

The bigger problem is that it magnifies the focussing screen about 50%, which means you can’t readily see, without squinting round corners, either the ends of the screen or the meter needle above. The latter would be more of an issue if the meter actually worked.

Conclusion- it’s some use, but the search for a proper correction lens continues.
 
View attachment 4874154View attachment 4874155

Eyepiece for Nikon F.

I took my F to the West Yorkshire Cameras coffee morning a couple of weeks ago, and it was dreadful. (The camera, not the coffee). It was impossible to focus on the ground class. Everything went from very blurry via moderately blurry back to very blurry.

Then I came across this on eBay. It’s some sort of solution, but by no means complete. It’s supposed to run from -1.5 to +3.5 dioptres, but by my reckoning it only makes +1 dioptre max. This is OK, because (a) it’s what I want, and (b) it stays in position jammed against its limit. For intermediate positions, it really needs a locking screw, click stops or more friction.

The bigger problem is that it magnifies the focussing screen about 50%, which means you can’t readily see, without squinting round corners, either the ends of the screen or the meter needle above. The latter would be more of an issue if the meter actually worked.

Conclusion- it’s some use, but the search for a proper correction lens continues.
Have you tried experimenting by chopping up an old pair of glasses? It was an ugly but satisfactory solution on an old Leicaflex.

The plan was too see that it could be done then buy a plastic pair of specs from the optician to my latest prescription...on the assumption that plastic would be easier to cut.

Never got round to it.
 
Have you tried experimenting by chopping up an old pair of glasses? It was an ugly but satisfactory solution on an old Leicaflex.

The plan was too see that it could be done then buy a plastic pair of specs from the optician to my latest prescription...on the assumption that plastic would be easier to cut.

Never got round to it.
I did IT with an old pair of glasses and made a threaded ring for 3D-printing with a recess for the cutout lens.
 

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