High quality, uncoated rectangular windows for high power use as laser windows & beam splitters; < 5 arc min wedge. Polished to high quality with almost perfectly parallel surfaces, these uncoated laser-grade rectangular windows minimize angular deviation and misalignment when used in high power and high performance applications. Available from stock in N-BK7 or fused silica. Custom coatings, sizes, and substrate options are available upon request.
Transmitted Wavefront Error: λ/10 @ 633 nm
Optical Material: UV-grade fused silica, or N-BK7 glass