Patent ID: 8910338

Claim:
A lens cleaner to be used in an optical disk device incorporated with an objective lens, comprising: a disk portion which has a shape capable of being inserted into said optical disk device; a grip which is provided to said disk portion; and a swelling soft member which is provided at a predetermined position corresponding to said objective lens on a main surface of said disk portion, and is able to be brought into contact with said objective lens when said disk portion is inserted into said optical disk device, wherein said swelling soft member includes a base provided at said predetermined position on said main surface of said disk portion, and a sheet-like member which is put over said base so as to cover said base, wherein the base is positioned between the sheet-like member and said main surface of said disk portion, wherein a recess is formed at the predetermined position on the main surface of said disk portion, and wherein said soft swelling member is mounted in the recess such that sides of the recess fully surround the soft swelling member.