Specialty Optical Tools & supplies

Red color marker Pen for safe marking of all lenses including hydrophobic, poly-carbonate and high index.  Doesn't bleed or smudge.

Pen for safe marking of all lenses including hydrophobic, poly-carbonate and high index.  Doesn't bleed or smudge.

Liquid thread lock helps to prevent the screw from working loose by placing a drop on the screw thread immediately prior to installation.  Allow to dry.  The medium strength will allow the screw to be removed.