18888589. MEMBER (CANON KABUSHIKI KAISHA)
MEMBER
Organization Name
Inventor(s)
JUNJI Kawasaki of Kanagawa (JP)
MEMBER
This abstract first appeared for US patent application 18888589 titled 'MEMBER
Original Abstract Submitted
To achieve a member including a resin base material, which is excellent in anti-reflection performance and is formed without using a vacuum process. The member includes: a resin base material having a surface with a fine uneven structure; and a porous layer made of a porous material containing particles formed on the resin base material so as to be positioned on the fine uneven structure side. The porous layer includes a filling portion defined by the porous material in an air gap of the fine uneven structure and a surface layer located on the fine uneven structure. A thickness of the surface layer is 150 nm or less. A height of the protruding portions or a depth of the recessed portions is 120 nm or less.