Mamiya 7
130 posts tagged Mamiya 7. Search within these →
Mamiya 7II With Impact Damage: Not Repairable
Some cameras that come into the shop I feel are not repairable. This Mamiya 7II suffered impact damage: cracked top cover, rangefinder mostly inoperative…
Mamiya 7: No Finder LED Display After Impact Damage
Interesting repair on a Mamiya 7: the camera was impact damaged and the obvious sign was the damaged battery compartment. The complaint was that the LED…
Mamiya 7 43mm Lens: Checking the Rangefinder Cam
I was recently asked about my process for evaluating lenses for the Mamiya 7. In addition to other inspections, every lens has an initial check up of the…
Mamiya 7 65mm Lens: Measuring Front and Rear Group Spacing
Inspecting a Mamiya 7 65mm lens for potential focus issues. All lenses that I service get certain parameters evaluated and on the Mamiya 7 65mm and 43mm…
Mamiya 7 43mm Lens: Shutter Not Cocking From Water Damage
Mamiya 7 43mm lens on the bench. This particular example had a mechanical issue with the shutter not cocking. After some external observations and minor…
Mamiya 7 80mm Lens: Drying Out Moisture Inside the Lens
This Mamiya 7 80mm lens was subjected to moisture. Fortunately, no damage to the shutter. After removing the lens group and some disassembly and cleaning…
Mamiya 7 80mm Lens: Water-Damaged Shutter Not Opening
This Mamiya 7 80mm lens came into the shop with a complaint that the shutter was not opening. After some disassembly, the shutter looked fairly clean…
Mamiya 7II: Replacing the Cable Release Socket
Replacing the cable release socket on a Mamiya7II. Mamiya made a major change in the cable release socket from the model 7 to the model 7II. On the Mamiya…
Mamiya 6: Loose Wind Lever and Glue Residue
Servicing a Mamiya 6 and lenses. There were a few issues to deal with, most obvious was the wind lever that was loose. After removing the rubber covering…
Mamiya 7 150mm Lens: Calibrating the Rangefinder Cam
Servicing a Mamiya 150mm lens for the Mamiya 7. After checking focus on the lens, next stop is checking rangefinder cam movement. Until the rangefinder cam…
Mamiya 7: Bent Rangefinder After an Impact
I did not repair this Mamiya 7. It came in with the complaint that the frame finder marks were not correct for the attached lens and that the rangefinder…
Mamiya 7 80mm Lenses: Separation and Fungus in the Rear Group
I have had two Mamiya 7 80mm lenses in for service this week and was unable to fully resolve the issues with them. Reason: separation and fungus on the…
Mamiya 6: Replacing Broken Viewfinder Glass
Servicing a Mamiya 6 with a broken viewfinder glass. For some reason, I see more Mamiya 6 cameras with broken finder glass than Mamiya 7. No idea why…
Mamiya 7 and Mamiya 6 Repair Tools
I'm doing some spring cleaning/reorganization so thought it might be a good time to show some of the Mamiya 7 repair tools that I use (all of the items in…
Mamiya 7 vs 7II: Four Frame Finder Versions Compared
While doing some service on Mamiya7 bodies today I thought it would be a good time to document the differences on the various versions. While officially…
Mamiya 7 Lenses: Evaluation Process and Testing Steps
These Mamiya 7 lenses were sent in for evaluation and here is the process that I do with these lenses: 1.) external observation for impact damage or other…
Mamiya 7 80mm Lens: Cleaning Concentric Rings of Fungus
This Mamiya 7 80mm lens had concentric rings of fungus. Kind of disappointing fungus, as least for photographic purposes as they were not really…
Mamiya 7 150mm Lens: Finding Fungus Behind the Closed Shutter
Another fungus post. This 150mm Mamiya 7 lens came into the shop for a rangefinder check. While the rangefinder checked OK, I did notice fungus on inner…
Mamiya 7II: Sticky Shutter Button From Spilled Liquid
Servicing a Mamiya 7II. This camera had a sticky shutter release button and I was told that a sticky liquid was spilled on the camera. After removing the…
Mamiya 7 80mm Lens: Dented Filter Ring, Focus and Rangefinder
As you can see from the first photo, this Mamiya 7 80mm lens had a bit of an impact to the front filter ring. In the second photo, I show the result of…
Mamiya 6 75mm f/3.5 L Lens: Loose Focus Ring and Helix Guides
Servicing a Mamiya 75mm f/3.5 L lens for Mamiya 6. Focus ring was loose so the lens was no longer able to focus properly. After tightening the focus…
Mamiya 7 80mm Lens: Cleaning Haze from the Elements
Servicing a Mamiya 7 80mm lens. This lens had so called "haze" which turned out to be cleanable. Sometimes, with fungus, the glass/coating is damaged and…
Mamiya 7: Adjusting Viewfinder Parallax and Rangefinder
Mamiya 7 adjustments. Using a ground glass on the film plane of the camera I can check and adjust parallax of the viewfinder. Also, as seen in photos three…
Mamiya 645 Pro: Straightening Impact Damage
Mamiya 645 PRO repair. This camera had some impact damage so took a bit of disassembly to straighten everything out. Seen in the photos are the wind side…