3mm glass ball lens

BK7/K9 Optical Glass & Sapphire Quartz Ball Lenses Precision ball lenses available in diameters from 1mm to 10mm, manufactured from BK7/K9 optical glass, sapphire, and fused silica materials. These highly polished spheres deliver exceptional optical performance for demanding applications. Product Overview Ball lenses are highly polished spheres made of optically transparent homogeneous materials. Our carefully controlled manufacturing process produces spheres with precise