Spectacle lens and spectacles

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11402666
APP PUB NO 20170242273A1
SERIAL NO

15519686

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Importance

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Abstract

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A spectacle lens including a lens base material and a multilayer film provided on each surface of an eyeball-side surface and an object-side surface of the lens base material, in which a normal incidence mean reflectance Reye in a wavelength range of 430 to 450 nm measured on the eyeball-side surface of the spectacle lens and a normal incidence mean reflectance Robject in a wavelength range of 430 to 450 nm measured on the object-side surface of the spectacle lens each are more than 0%, and Reye is greater than Robject.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
HOYA LENS THAILAND LTD853 PHAHOLYOTHIN ROAD PRACHATIPAT THANYABURI PATHUMTHANI 12130

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Iwasaki, Eisaku Tokyo, JP 2 12
Nishimoto, Keiji Tokyo, JP 63 1168
Ogawa, Naomi Tokyo, JP 6 12
Ogo, Yoichi Tokyo, JP 8 18
Takashiba, Kenji Prachatipat, TH 4 8

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