CALCIUM FLUORIDE SINTERED BODY, METHOD FOR PRODUCING CALCIUM FLUORIDE PARTICLES, METHOD FOR PRODUCING CALCIUM FLUORIDE SINTERED BODY, OPTICAL ELEMENT, OPTICAL SYSTEM, INTERCHANGEABLE LENS, AND OPTICAL DEVICE
A calcium fluoride sintered body, in which the internal transmittance of light having a wavelength of 550 nm per thickness of 10 mm is 98% or more.
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A calcium fluoride sintered body, in which the internal transmittance of light having a wavelength of 550 nm per thickness of 10 mm is 98% or more. |
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