Swiss Jewel supplies various types of glass balls from most O'Hara and Schott materials, including BK-7, LASFN-9, etc. See Stock Size link above for what we carry. Other sizes and materials, such as Quartz, Cubic Zirconia, Sodalime, Borosilicate and Spinel are available upon request with typically good delivery time. Also available are black and red glass in various densities which are used in ball float devices, such as flowmeters. Please contact us for price and availability.

Typical Applications: Fiber Optics, Fiber to Diode/Laser Coupling and Collimating, LED, Bar Code Readers, Flow Meters (black & red material available for this application).