Dielectric Coating Filter
UPT offers dielectric coating filters made of optical materials such as Colored Glass, BK7, Fused Silica, Sapphire and so on.The dielectric coating filters include bandpass filters, dichroic filters, ..
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Dielectric Coating Filter
UPT offers dielectric coating filters made of optical materials such as Colored Glass, BK7, Fused Silica, Sapphire and so on. The dielectric coating filters include bandpass filters, dichroic filters, longpass filters and shortpass filters. The transmissive range of wavelength is customized and high transmission at specified wavelength is available upon request.
Specifications:
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Material:
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Optical glass
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Typical Diameter (Φmm)
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10.0, 15.0, 20.0, 25.4, 30.0,
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Diameter Tolerance (mm)
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+/-0.2 (General), +0.0/-0.05 (High Precision)
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Thickness Tolerance (mm)
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±0.2 (General), ±0.05 (High Precision)
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Parallelism
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3 min. (General), 3 sec. (High Precision)
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Surface Quality
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80/50 (General), 40/20 (High Precision)
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Coating
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AR, HR, PR, HR+HT coating
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Wavelength(nm) and AOI
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Upon request
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Note for Dielectric Coating Filter:
(1). Optical glass such as Colored Glass, N-BK7, H-K9L, B270 Fused Silica, Sapphire and so on.
(2). Dielectric Coating Filter at any size with shape of quadrate, triangular, or other polygonal are available
(3). Other dimension and thickness upon request.
(1). Optical glass such as Colored Glass, N-BK7, H-K9L, B270 Fused Silica, Sapphire and so on.
(2). Dielectric Coating Filter at any size with shape of quadrate, triangular, or other polygonal are available
(3). Other dimension and thickness upon request.