Patent Number: 8,879,171

Title: Color-corrected F-theta objective for laser material processing

Abstract: An F-theta objective which is color-corrected for a wavelength range of 1065-1075 nm and is suitable for high laser outputs of more than 1 kW, having sixth individual lenses L1-L6, wherein the lenses are formed of at least two different materials.

Inventors: Wunderlich; Joerg (Brahmenau, DE), Krueger; Ullrich (Milda, DE)

Assignee: JENOPTIK Optical Systems GmbH

International Classification: G02B 9/62 (20060101); G02B 9/00 (20060101)

Expiration Date: 2019-11-04 0:00:00