Patent ID: 6795257
Filing Date: 2004-09-21
Classification: G02B

Abstract:
A structure for fixing an optical element comprising:a base member having an attaching surface; an optical element which is mounted on said base member and has side surfaces around a surface through which light passes; intermediate holding members for fixing said optical element to said base member, each of said intermediate holding member including a first attaching surface which contacts with each of said side surfaces of said optical element and a second attaching surface mounted on said attaching surface of said base member and extending from said first attaching surface in a different angle; and contact mechanisms respectively provided between the first attaching surfaces of the intermediate holding members and the side surfaces of the optical element for firmly maintaining the contact of the first attaching surfaces and the side surfaces, wherein said first attaching surfaces of the intermediate holding members and said side surfaces of said optical element, and said second attaching surface of maid intermediate holding members and said attaching surface of said base member are fixed through the contact mechanisms by an adhesive agent.