This document identifies and organises important information for the VHS Laser Cutter Lenses. It is a combination of a product description document and a how-to guide.

1. Trained VHS laser cutter users.
2. Laser experience levels can range from new users to sporadic users to very experienced users.

1. How to perform basic laser cutter operations. I.e. logging in, turning on the laser, starting Lightburn, loading laser files, setting power and speed levels and performing laser cuts, general cleanup and putting away all laser related material after completing laser session.
2. How to set the lens focus height for a specific operation (ie engraving vs cutting) and material thickness using a focusing guide.

Learning about the different types of VHS laser cutter lenses will open up exciting new laser project possibilities, add to learners capabilities as well as allowing for more efficient use of the laser cutter.

VHS currently has three laser lenses that live in a storage box on the shelf on the laser bench.

1. one 2.5 inch (standard) lens. (green tape)
2. one 4 inch lens. (orange tape)
3. one compound engraving lens. (blue tape)