ULTRA HIGH PRECISION BEAM SPLITTING MIRROR LAWRENCE LIVERMORE NATIONAL LABS BERKELEY CALIFORNIA Nevada If you hold the bowl

If you hold the bowl up to the light

various fabrics and colors

This amber colored bottle is 22 inches tall and 6 1/4 inches in diameter at the bottom

600 - Serial No

It's very substantial as would be expected of hardware that has to withstand the extreme conditions encountered by the Shuttle

ULTRA HIGH PRECISION BEAM SPLITTING MIRROR LAWRENCE LIVERMORE NATIONAL LABS BERKELEY CALIFORNIA Nevada If you hold the bowlUltra high precision 1980s beam steering or beam splitting wedge mirror from Lawrence Livermore National Laboratories in Berkeley California. The wedge design and label RW 2. 45 indicates the mirror is designed to deflect a light beam by 2. 45 degrees. The glass is extremely flat, precision ground probably a 10 or better flatness (very high quality). The gold orange coating strongly suggests the mirror is designed for high power laser applications