Silicate Nd:glass laser rod, 6.8 mm dia. x 130 mm length, new, vintage

Description

Professional, silicate Nd:glass laser rod, 6.8 mm dia. x 130 mm length, flat - flat ends, less than 10 arcsec parallelism, new, in perfect, original condition, no original box (picture #1). No defect, see through (pictures #2-3). Vintage, mid 70', new, never used, silicate Nd:glass laser rod, type GLS-1, made in Russian Federation. The neodymium oxide (Nd
2
O
3
) doping is about 2 % by mass (or 1.9 x 10
-20
cm
-3
Nd
3+
ion concentration) for this laser glass (From: B. Denker, E. Shklovsky, eds., Handbook of Solid-State Lasers: Materials, Systems, and Applications, Woodhead Publ. Ltd., UK, 2013, pp. 121, Table 5.2). Expect cca. 1 - 2 J in free running, cca. 0.3 - 0.6 J in Q-switch, appropriately pumped, as oscillator. Can be used as a small amplifier, too. Good for industrial, medical, scientific, educational lasers, for laser hobbyists, or as laser history collectible.