View Single Post
Old 05-23-2023, 03:59 PM   #3
larsdennert
Member
 
Join Date: Nov 2020
Posts: 37
Default

I've tried by drilling the back of the indicator and washing it out. I only succeeded in dissolving the paper indicator. I couldn't find any way to open it up. The front lens was securely glued and bonded.
larsdennert is offline   Reply With Quote