The LG-923 laser safety glasses are designed to protect against 532 nm green lasers where a high optical density is not required such as when it is desirable to still see the green beam.  They also have very high visible light transmission  which is often beneficial.

More information on the LG-923 laser goggles can be found via the below link.  If you have any questions feel free to contact us on 1300 411 337 or email us at info@dioptika.com

http://www.lasersafetyglasses.com.au/lg-923-532-od...

Protection (Wavelengths & Optical Densities) - Marked on Glasses

190-400 5+
518-523 + 533-536 2+
524-532 3+

Visible Light Transmission - 48%

CE-EN207 L-Rating:

0.1W 2*10E-5J 518-523 + 533