LASER FOCUSING LENSES
Oct 1998OptoSigma Corp.Request Info
High-speed f/2 diffractive laser focusing lenses are available from OptoSigma Corp. They achieve near-diffraction-limited performance via diffractive and refractive surfaces and have l/4 wavefront at 514, 650 and 1060 nm. Both types of surfaces are antireflection coated for <0.25% reflectance per surface at the designed wavelength. The company has standard versions in stock and can produce custom wavelengths.