公开(公告)号：US20240166913A1

公开(公告)日：2024-05-23

申请号：US18284307

申请日：2022-03-31

Applicant: HOYA LENS THAILAND LTD.

Inventor： Kichinosuke NOZAWA ,  Kenji KOJIMA

IPC: C09D151/08 ,  C08F283/02 ,  C09D5/00 ,  G02B1/18 ,  G02C7/02

CPC classification number: C09D151/08 ,  C08F283/02 ,  C09D5/00 ,  C09D5/006 ,  G02B1/18 ,  G02C7/02

Abstract: A method for producing a spectacle lens, including applying a coating liquid containing a water-absorbent antifogging layer composition to at least one surface of a substrate by a spin coating method to form a water-absorbent antifogging layer.

公开(公告)号：US20240176162A1

公开(公告)日：2024-05-30

申请号：US18284311

申请日：2022-03-31

Applicant: HOYA LENS THAILAND LTD.

Inventor： Kichinosuke NOZAWA ,  Kenji KOJIMA ,  Yuji HOSHI

IPC: G02C7/02 ,  G02B1/115 ,  G02B1/14 ,  G02B1/18

CPC classification number: G02C7/02 ,  G02B1/115 ,  G02B1/14 ,  G02B1/18

Abstract: An eyeglass lens including: a substrate having a first main surface and a second main surface; a water-absorbent antifogging layer that is composed of a single layer and is formed on a side of the second main surface of the substrate; a light transmissive hard layer formed on the first main surface of the substrate; and a hydrophilic antifogging layer formed on the light transmissive hard layer.

公开(公告)号：US20240176165A1

公开(公告)日：2024-05-30

申请号：US18284112

申请日：2022-03-31

Applicant: HOYA LENS THAILAND LTD.

Inventor： Kichinosuke NOZAWA ,  Shusaku SAKATA

IPC: G02C7/10 ,  B01J20/26 ,  B01J20/28 ,  G02B1/18

CPC classification number: G02C7/108 ,  B01J20/262 ,  B01J20/264 ,  B01J20/2803 ,  B01J20/28035 ,  G02B1/18

Abstract: A colored spectacle lens comprising: a substrate containing a colorant; a water-absorbent antifogging layer present on at least one surface side of the substrate; and an intermediate layer between the substrate and the water-absorbent antifogging layer.