Remove the support lens.
THE RING
Step 1
Step 2
Gently break the edge of the groove where the thread runs using a file.
Step 3
Lastly, insert the lens.
Spare threads already measured to the perfect length are included and can, of course, be re-ordered later.
Bracket can be shortened.
An exclusive patent developed by Visibilia.
Lens fitting technology
1. Stopper
2. Ring
3. Nylon thread