Lens separation repair

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Hello, my friends and readers! It is getting really cold these days and I am getting lazier to do even the most basic of tasks and prefer to just hide under the thick blanket. I am sure that some of you guys have seen this and wonder what this is and how do these affect the lens and the images it captures. Age, temperature, humidity, contamination, atmospheric pressure, hygiene, stress, poor quality control and other factors will all contribute to the deterioration of our lenses. Some of them look serious but do not actually do anything much while some of them are difficult to spot yet they will affect the resulting image when shot with just the right conditions. I myself have seen plenty of these since I frequent the camera shops here almost everyday and even with that, some things still get past my eye.

Lens separation repair

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Price Watch Forum. I couldn't find any problem visually on lens or photographs.

I bought this lens cause it seems interesting, a big leaf shaped spot in the lens front. This lens seems to be a bit rare, I found nearly no information about it. Here one of the test images, one could see the effect of this defect in the unsharp area - for example very good in the big light spot right at the bottom: Further images with visible image decline:. I opened the lens for this repair. The leaf was inside the second element - as supposed a group of the glued lenses. And controlled wheter I could use the lens housing part to realign the two lens part after glueing. It is crucial to get the correct alignment centering for the elements.

Balsam separation is used to describe lens elements that have started to delaminate. The description was originally specific to Canada balsam. However, also applies to modern lenses that use various epoxies. What balsam separation looks like will depend on the lens coatings. It most commonly looks like a white or reflected rainbow halo around a group of elements in the lens. White colors will appear on lenses that have no or few coatings. The delamination does not always occur around the outside of the elements. You will be able to see the separation more easily than a small amount of haze or fungus.

Lens separation repair

Remember Me? Last Jump to page: Results 1 to 10 of Thread: One way to fix lens separation. One way to fix lens separation There are quite a lot of posts that describe how to fix the Canada balsam problem.

75cl in ml

After making sure that the area where I sanded and carved is clean by wiping the area with alcohol and letting it dry, I used a permanent marker to paint over the exposed parts and this picture shows me in the middle of that process. By the looks of it, not a cheap lens. Exclusive Gallery. This lens seems to be a bit rare, I found nearly no information about it. In theory, knowledge of materials and access to an optical bench for alignment are the required assets. Sorry, I am not very knowledgeable with this. Yes, I saw that from Google some time ago. He had dismantled the elements, cleaned and glued. Posts: 42, Top Bottom. If you do get into it, mark the edge of the lens components prior to separating them. Worked sort of OK, but I'm certain that it was not "centered", the glue was not totally transparent, and I chipped the edges of one element in the process.

I overhaul every Zeiss lens. If your lens is not listed on this page and you want to know if it can be overhauled here and the cost please use this email link to contact me:.

Recently Liked Posts. Conclusion: The steps mentioned here are for the advanced hobbyists because it requires a fair deal of dexterity to pull this thing off. Marcelo Paniagua Member. This thing is a natural organic substance resin so it deteriorates over a long period of time. Advanced Search. These users Like Bob 's post:. Tin Can. AgX Member. Got rid of the ghost image in the lens. I am sure that some of you guys have seen this and wonder what this is and how do these affect the lens and the images it captures.