The U.S. Army Corps of Engineers is organized geographically into eight permanent divisions, one provisional division, one provisional district, and one research command reporting directly to the HQ. Within each division, there are several districts.
Laser Safety Glasses - Holmium Laser. 1  On this page you will find our range of Holmium laser safety glasses , Ruby laser safety glasses, Dye and Erbium Laser Safety Glasses. 2  Important: Australian laser safety standards AS/NZS 2211.3:2002 require L-Ratings to be clearly marked on the laser glasses.
3. Clubmaster Browline Glasses. A popular menâs eyewear in the 50âs, menâs browline style is back with a vengeance. Browline glasses are the go-to accessory for a geek hipster look but they are also suitable as business eyeglasses. They mimic how eyebrows frame the face and offer a hip vibe.