Optical member, image pickup apparatus, and method for manufacturing optical member

The optical member according to the present invention includes a film containing a plurality of chain particles and having a refractive index of 1.21 or more and 1.27 or less at a wavelength of 550 nm on a substrate. The film includes an alcohol having an ether bond or an ester bond and having a bra...

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Bibliographische Detailangaben
Hauptverfasser:	Nakayama, Tomonari, Kameno, Yu, Makino, Kenji
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS CORRECTING FLUIDS DYES FILLING PASTES GENERAL PROCESSES OF COMPOUNDING INKS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PHYSICS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS USE OF MATERIALS THEREFOR WOODSTAINS WORKING-UP
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Beschreibung
Zusammenfassung:	The optical member according to the present invention includes a film containing a plurality of chain particles and having a refractive index of 1.21 or more and 1.27 or less at a wavelength of 550 nm on a substrate. The film includes an alcohol having an ether bond or an ester bond and having a branched structure having 4 to 7 carbon atoms in a range of 1.0 mg/cm3 or more and 2.8 mg/cm3 or less.