Accurate measurement of reflectance/transmittance up to 120nm! Vacuum ultraviolet/ultraviolet optical filters manufactured by Pelham Research Optical.
Pelham Research Optical (PRO) is a specialized manufacturer of vacuum ultraviolet/ultraviolet bandpass filters, mirrors, and ND filters. With over 30 years of adoption in the fields of astronomy, analysis, and spectroscopy, we have also been involved in the Hubble Space Telescope's trace program. 【Product Features】 ■ Vacuum Ultraviolet (VUV) Narrowband/Wideband Bandpass Filters Wavelength: 121.6nm to 214.0nm ■ Ultraviolet (UV) Narrowband/Wideband Bandpass Filters Wavelength: 220.0nm to 320.0nm ■ Available with a half-width of 10nm ■ In addition to bandpass filters, we can also provide UVND filters, UV beam splitters, and UV mirrors ■ Standard sizes: 0.5 inches, 1.0 inches, 2.0 inches in diameter Custom sizes are also available *For more details, please refer to the PDF document or feel free to contact us.
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【Standard Product Substrate Specifications】 ■Diameter Tolerance: +0.00/-0.005" ■Thickness Tolerance: +/-0.25mm ■Surface Accuracy: <2 Waves @ 632.8nm ■Parallelism: <3 arc min ■Surface Quality: 20-10 ■Chamfer: 0.3-0.5mm x 45 degrees ■Effective Diameter: 85% *For more details, please refer to the PDF document or feel free to contact us.
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【Applications】 ■ Astronomy ■ Analysis ■ Biotechnology ■ Environmental Monitoring ■ Spectroscopy *For more details, please refer to the PDF document or feel free to contact us.
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