u/MadCriminal

Pentax 67 TTL Light Meter suddenly inaccurate by 3-4 stops, how to adjust without touching potentiometer?

I'm running into an issue with my later version Pentax 67 TTL metered prism which worked fine over a year. The meter turns on fine and the needle reacts smoothly to changes in light, shutter speed, and aperture. However, it is completely inaccurate.

I've gone as far as opening up the top plate around the shutter speed assembly to look for adjustment points under the ISO and shutter dials. However, they are all fixed in place and directly linked to the gear train below, so it seemee there was nothing I could adjust manually.

Is adjusting the potentiometer the only way? I may do that but not sure if its worth the cost.... thanks for any help!

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u/MadCriminal — 5 days ago

[B] [USA-CA] Pentax 67 SMC 35mm fisheye

I'm looking for a SMC 35mm fisheye for the Pentax 67. I want to take fisheye like portraits on my pentax 67. Thanks!

reddit.com
u/MadCriminal — 2 months ago