Patent ID: 8817378

Claim:
An erecting equal-magnification lens array plate comprising: a first lens array plate provided with a plurality of first lenses systematically arranged on a first surface and a plurality of second lenses systematically arranged on a second surface opposite to the first surface; and a second lens array plate provided with a plurality of third lenses systematically arranged on a third surface and a plurality of fourth lenses systematically arranged on a fourth surface opposite to the third surface, wherein the first lens array plate and the second lens array plate form a stack such that the second surface and the third surface face each other to ensure that a combination of the lenses aligned with each other form a coaxial lens system, and an erect equal-magnification image of an object on the first surface side is formed on an image plane facing the fourth surface, and a plurality of V grooves are formed in an area between adjacent second lenses on the second surface and/or an area between adjacent third lenses on the third surface.