Optical Lens Cleaner, Liquid Packaging:Pack of 6 PureSperm 80 and PureSperm 90

PureSperm 80 and PureSperm 90 have a shelf-life of 24 months

These probes are designed to measure surface temperature without penetrating the surface

and 2 alarm LEDs

(Can be used with QWick 10/100

greases and oils

Optical Lens Cleaner, Liquid Packaging:Pack of 6 PureSperm 80 and PureSperm 90Optical Lens Cleaner, Liquid Optical Lens Cleaner is excellent for removing oil and smudges from objectives or any optical surface. It gently cleans and will not affect a coated optic or soften the mounting that holds the objective in place. This lens cleaner is laboratory safe and non flammable. Regular cleaning helps extend the life of your objectives by removing surface debris that could cause scratching.