Radek
Newbie
Hello everybody,
My name is Radek. I just bougt Bessa T. I'm using it with Jupiter 8 (adapter m39/M). Camera looks brand new.
I did one roll of Kodak on Saturday, however, I have a feeling that something is wrong. When I focused on an electricity pole at 200 metres, the distance scale on the lens showed about 15 metres. There is no mount M lens to check this on the original lens. If the pictures are out of focus, the rangefinder will need to be adjusted. I need your help. Is the hole in the picture for the adjustment spot? What tool do I need? How do I carry out the adjustment? I will be very grateful for your help. Thanks



My name is Radek. I just bougt Bessa T. I'm using it with Jupiter 8 (adapter m39/M). Camera looks brand new.
I did one roll of Kodak on Saturday, however, I have a feeling that something is wrong. When I focused on an electricity pole at 200 metres, the distance scale on the lens showed about 15 metres. There is no mount M lens to check this on the original lens. If the pictures are out of focus, the rangefinder will need to be adjusted. I need your help. Is the hole in the picture for the adjustment spot? What tool do I need? How do I carry out the adjustment? I will be very grateful for your help. Thanks



It's most likely not the camera, but is either the LTM to M adapter being too thick, or the Jupiter-8 is way off. I've seen both.
The Jupiter is not made to the Leica standard, and usually needs to be adjusted. BUT- the error on your lens far exceeds the usual problems.
The adapter- I suspect is an inexpensive one? The thickness is critical for the distance scale to match the rangefinder. Yours seems too thin: setting the lens would push the camera past infinity. You might try another adapter, or cut out a piece of paper (or two) and place between the lens and adapter as you screw it on.
The Jupiter is not made to the Leica standard, and usually needs to be adjusted. BUT- the error on your lens far exceeds the usual problems.
The adapter- I suspect is an inexpensive one? The thickness is critical for the distance scale to match the rangefinder. Yours seems too thin: setting the lens would push the camera past infinity. You might try another adapter, or cut out a piece of paper (or two) and place between the lens and adapter as you screw it on.
Radek
Newbie
Hi,
thank you for your quick reply. I have used this Jupiter 8 on the Bessa-L before and there was no problem, even though I set the distance by feel. Perhaps the fault is actually on the side of the adapter. Mine cost about 25 USD and I believe it is manufactured in China. I will try to buy a used Leica or Voigtlander and see what the effect will be. I like this Jupiter 8 and would like to use it. Thanks for your help. Please find attached pictures of the Jupiter 8 on the Bessa-L
thank you for your quick reply. I have used this Jupiter 8 on the Bessa-L before and there was no problem, even though I set the distance by feel. Perhaps the fault is actually on the side of the adapter. Mine cost about 25 USD and I believe it is manufactured in China. I will try to buy a used Leica or Voigtlander and see what the effect will be. I like this Jupiter 8 and would like to use it. Thanks for your help. Please find attached pictures of the Jupiter 8 on the Bessa-L
Attachments
It could be the adapter, but it could also be the RF calibration is bad on the camera.
If there is any way to test with a second lens, that would be most informative.
If there is any way to test with a second lens, that would be most informative.
Ko.Fe.
Lenses 35/21 Gears 46/20
If J8 infinity mark still aligns with red line, most likely lens is still in tact.
You have legit Cosina LTM lens, why not spend a little and get good M adapter to it...
Here is how to check if camera actually good on infinity http://rick_oleson.tripod.com/index-123.html
Adjustments on T: Bessa-T rangefinder adjustment
You have legit Cosina LTM lens, why not spend a little and get good M adapter to it...
Here is how to check if camera actually good on infinity http://rick_oleson.tripod.com/index-123.html
Adjustments on T: Bessa-T rangefinder adjustment
Radek
Newbie
Hi,
I have fitted a Voigtlander Color Skopar 35mm/2.5 to my Bessa-T
The situation is unchanged. When focusing on a pole (distance 300 metres), when the image is sharp in the rangefinder viewfinder, the marker on the lens is between 5m and infinity. When set to infinity on the lens, the image in the viewfinder is blown apart.
On the Bessa-R this lens worked perfectly.
Need help.
1. where is the rangefinder adjustment on the Bessa-T?
2. what tools are needed?
3. are there any tricks? Under the chrome screw on the back (near the left viewfinder) you can't see anything....
Thanks in advance for your help.
I have fitted a Voigtlander Color Skopar 35mm/2.5 to my Bessa-T
The situation is unchanged. When focusing on a pole (distance 300 metres), when the image is sharp in the rangefinder viewfinder, the marker on the lens is between 5m and infinity. When set to infinity on the lens, the image in the viewfinder is blown apart.
On the Bessa-R this lens worked perfectly.
Need help.
1. where is the rangefinder adjustment on the Bessa-T?
2. what tools are needed?
3. are there any tricks? Under the chrome screw on the back (near the left viewfinder) you can't see anything....
Thanks in advance for your help.

santino
FSU gear head
It must be behind the chrome screw under the left led. See also here:
rangefinderforum.com
Adjusting a Bessa T Rangefinder
So I got my Bessa T today, all "seems" ok, but at infinity regardless of the lens, say if I focus on a Tree off in the distance bout a mile or so away and use the branches to check the double image, the branches are still double image but so close together they touch, almost like infinity shows...

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