Tag Archives: ruby balls

SAPPHIRE & RUBY BALLS ARE MINIATURE, HARD, PRECISE, AND NON-MAGNETIC

Miniature Sapphire and Ruby Balls

A full line of miniature high-precision sapphire and ruby balls for use in instruments, metering equipment, and other precision mechanisms where low friction bearings, long-life, and dimensional accuracy are important have been introduced by Meller Optics, Inc. of Providence, Rhode Island. Meller Sapphire and Ruby Balls are single crystal materials with zero porosity, that are […]

SAPPHIRE & RUBY BALLS HEMISPHERES

Sapphire & Ruby Spheres

A broad range of sapphire and ruby balls that can be precision ground into lenses with short focal lengths for use in micro air vehicle operations has been introduced by Meller Optics, Inc. of Providence, Rhode Island. Meller Sapphire and Ruby Balls feature 9 Mohs hardness, which is second only to diamond, and are unaffected […]