1mW Helium-Neon laser - ( visible red) by Aerotech Status: *****SECOND USER ITEM ************* : circa : Oct 1994 tested 1/4/14 fires instantly - run for 3 hours fine ! model : OEM06XP/ES11868 class: II dims: 35mm diameter x 176mm long black anodised aluminium tube. leads: single lead approx 0.75m to ALDEN male connector. safety features: has manual lens shutter to avoid accidental exposure to beam, simple on/off slider. *********** WARNING - LASERS ARE DANGEROUS... ************ ********* USE EYE PROTECTION AT ALL TIMES DESIGNED FOR THIS WAVELENGTH *************** ********* THIS IS A PIECE OF LABORATORY EQUIPMENT NOT A TOY **********