Lens separation repair

Remember Me? Page 1 of 3 1 2 3 Last Jump to page: Results 1 to 10 of Thread: Any tips lens separation repair how to repair lenses with Balsam Separation? Any tips on how to repair lenses with Balsam Separation?

What's new. Gallery New media New comments Search media. Resources Latest reviews Search resources. Chat 0. Groups Public Events. Support Us! Search titles only.

Lens separation repair

Remember Me? Forgot Password. The Latest. Pentax Stores Pentax Retailer Map. Go to Page Want to quickly ask a question without having to register? Click here. Posts: It's on the edges of one of the internal elements so will require a repair. I would like to know whether anyone has had a lens repaired for balsam separation previously, and the rough costs for this service. Best Regards Haris. Photos: Gallery Albums. Posts: 58, I've not looked into the matter, but I do not think that there is any reasonable way to repair balsam separation. To do it properly the lenses would have to be completely separated, completely cleaned of any residual balsam which would probably damage or destroy the coating on the outer lens surfaces.

They range from nail polish to some sort of clear glue, I was told that clear epoxy is also lens separation repair very alternative but my experience with it during my scale modelling days is that they turn yellow over time. Sign me up.

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.

Remember Me? Page 1 of 3 1 2 3 Last Jump to page: Results 1 to 10 of Thread: Any tips on how to repair lenses with Balsam Separation? Any tips on how to repair lenses with Balsam Separation? Hi all, So I bought two lenses suffering from Balsam Separation on the cheap that I would like to try and fix. The inner-rear elements that had been cemented together with Balsam that has since separated and has created somewhat of a foggy haze inside that would absolutely affect shooting. As far as I have researched, here are the general steps that were recommended to take when repairing a lens with this type of damage. Unscrew and remove the problematic balsam-separated lens element s. Mark a line along the side of the balsam-separated lens elements so that you know how to assemble it back together , and put the lens elements in double boiler lined with microfiber cloth, and put in a good amount of room temperature water. Heat up water slowly - with balsam-separated lens element inside - until it boils.

Lens separation repair

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.

Let me be your woman

Search Advanced search…. Click here. I would consider balsam separation to be critical but there are cases when it can be easily repaired by using heat which I will show you in the future. The steps mentioned here are for the advanced hobbyists because it requires a fair deal of dexterity to pull this thing off. No idea on current costs but it could be worthwhile to consider a replacement. AgX Member. Unscrew and remove the problematic balsam-separated lens element s. Photos: Gallery. What type of balsum does he use, Canadian Larch? But the lens is still horribly bad. Forum RSS Feed. I highly suggest that you read these primers before you begin for beginners : Essential tools Best practices 1 Best practices 2 Best practices 3 Ai conversion Working with Helicoids Reading these primers should lessen the chance of ruining your lens if you are a beginner. Forum Rules. You can use a flat black acrylic paint if you want but I was too lazy to bother with that at this specific moment so the black marker would do.

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.

Marcelo Paniagua said:. Sign In Sign Up. Pentax Lens Reviews. Member Photo Albums. If you can imagine putting a bit of glue between two pieces of glass and squishing it together One can press the cleaned surfaces together, and could see the interference pattern: For tinkeres who want to DIY repair a separated lens there are to date two ways: To buy expensive UV curing glue from Norland, Summers Optical or such. Posted July 11, Perhaps, someone else here will be able to tell you. You should upgrade or use an alternative browser. I also sanded it using a fine-grit sandpaper just to make the cracks smoother as well as to remove the paint from where some of the Schneideritis is.