Transmission Curves: ZnS, Cleartran, Sapphire, Spinel

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Thursday, 29 July 2010

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(1) Magnesium Fluoride (MgF₂) Calcium Fluoride (CaF₂) UV-grade Fused Silica (SiO₂) IR-grade Fused Silica (SiO₂)
(2) BK7 (BK7) Crystal Quartz (SiO₂) Germanium (Ge) Silicon (Si)
(3) Barium Fluoride (BaF₂) Zinc Selenide (ZnSe) AMTIR (GeAsSe) Gallium Arsenide (GaAs)
(4) Zinc Sulfide (ZnS) Cleartran (ZnS) Sapphire (Al₂O₃) Spinel (MgAl₂O₄)

Optical Materials Selection Guide

Zinc Sulfide (ZnS)

Chemical Formula – ZnS
Refractive Index (@ 1.00 µm) – 2.27
Useful Wavelength Range
(Transmission) – 450nm to 14.0μm

Cleartran (ZnS)

Chemical Formula – ZnS
Refractive Index (@ 1.01 µm) – 2.29
Useful Wavelength Range
(Transmission) – 400nm to 12.0μm

Sapphire (Al₂O₃)

Chemical Formula – Al₂O₃
Refractive Index (@ 1.01 µm) – 1.76
Useful Wavelength Range
(Transmission) – 150nm to 5.0μm

Spinel (MgAl₂O₄)

Chemical Formula – MgAl₂O₄
Refractive Index (@ 1.01 µm) – 1.72
Useful Wavelength Range
(Transmission) – 400nm to 5.0μm

Call 303-664-5000 to discuss your optical requirements
Toll Free: 1-866-678-4270 Fax: 303-664-5001 Email: Sales@RMIco.com
Rocky Mountain Instrument Co. • 106 Laser Dr., Lafayette, CO • 80026 • USA

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