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1/20 Wave Round Mirror, 4” Diameter, ALSIO Coated - Fused Silica
Click here to see our complete list of λ/20 optical mirrorsOur λ/20 optical mirrors are manufactured from fused silica and come standard with an AlSiO coating (aluminum with a protective SiO overcoat). Other coatings for various optical wavelengths available upon request.
To order please call 262-548-1155 or Request a Quote.
All our optical mirrors are made in the United States and undergo a rigorous 100% quality assurance process before leaving our facility. We take pride in our integrity, which has helped us build long-lasting relationships with our customers.
Whether you require one of our many catalog windows or need a custom-fabricated window, Advanced Optics offers personalized service, saving you time and money by helping you select the best option for your application. You can trust us to provide 100% outgoing inspection and on-time delivery, all at competitive prices.
Specifications: 1/20 Wave Round Mirror, 4” Diameter - Fused Silica
| Diameter | 101.6mm +/- .254mm |
| Thickness (mm) | 19.1mm +/- .500mm |
| Material | Fused Silica |
| Side 1 | λ/20 @ 632.8nm |
| Side 2 | Fine grind |
| Scratch and Dig | 60/40 |
| Edges | Ground/Light hand seam |
| Coating | AlSiO |
In addition to our in-stock round optical mirrors, Advanced Optics provides custom fabrication and free engineering services. We can also provide custom shapes, apply bevels, and drill holes to meet various demanding applications.
Need a custom coating? No problem. Advanced Optics can provide custom metallic coatings to meet your specific reflectivity requirements. Simply provide your wavelength(s) of interest, the % reflectivity you require, and the AOI you will be using your mirror and we will design the perfect coating for your application.
Click here for the Fused Silica Tech Data Sheet.