Silicate Nd:glass laser rod, 14.5 mm dia. x 260 mm length, new, vintage

Description

Professional, silicate type Nd:glass laser rod, 14.5 mm dia. x 260 mm length, flat - flat ends, less than 10 arcsec parallelism, new, in perfect, original condition, no original box. No defect, pictured each end. 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. 20 J - 40 J in free running, cca. 12 J - 20 J in Q-switch, appropriately pumped, as oscillator. Can be used as amplifier, too. Good for industrial, scientific, educational lasers, or as laser history collectibles.