Originally posted by dansamy Ouch! Hopefully, not too much!
the last lens which i lost was pentax m 50 1.4 there was decementing on the compound lens, used xylene to seperate, do not have canada balsam, but in the process dropped a element )3rd of the objective and chipped 9which does not affect the picture, reassembled it back but lost the sharpness, need cement, like to exeperiment with canada balsam, do not know where to get it cheap in mumbai -india, eventually will solve the problem. anyways got the lens for equivalent of USD 20
i had a a vivitar 28, could not clean the last element, used harpic/viz mild HCL it has etched the glass -DEAD RIP