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is optochemicals still in business, or how to buy their products? I'm looking for the polycarbonate edge polish

thank you everybody for your contributions.

I don't know whether it's tortoise or turtle. From what I read from other sources (if I got it right), it should be tortoise as turtle is/was not...

Hi,

I got a pretty old frame made of turtle shell (not acetate). Unfortunately there is a crack in the rim at the nasal. An optician from other shop broke it trying to remove the lenses.

Any...

Check visiooptical on Facebook we do repair and there are some pictures to see our work we can give you some information

Chris,

Thank you, I am aware of that page.

As I observe (no chemistry knowledge, just practice) new plastic materials are not even resistant to chemicals, such as those akin to nylon.

Would...

Chris,

Which are the basic solvents?

I have acetone and acetic acid (80%, not glacial, that is not available to me being a controlled substance here). Which one is the third?

I find fixing...

I offer spectacles repair services in Singapore, Visio Optical is the only shop here to have this service. It is very satisfactory, both to help people and to offer an exclusive service.

We do...