Patent ID: 7995208
Filing Date: 2011-08-09
Classification: G01J,G02B,Y10T

Abstract:
1. An optical assembly for use with a precision instrument, comprising: a. a frame assembly comprising: b. a beamsplitter inside the frame interior space and extending between the top plate and bottom plate, the beamsplitter having a first face and a second face; c. a mirror attached to the frame assembly, the mirror having a reflecting surface in a reflecting relation with the beamsplitter; d. a beamsplitter securing apparatus having spring arms and mounting buttons, the spring arms each having a free end and an end attached to one of either the top plate or the bottom plate and the mounting buttons each attached to one of either the top plate or bottom plate, the mounting buttons engaging the beamsplitter first face and the spring arm free end engaging the beamsplitter second face, wherein the optical assembly is substantially stable regarding the reflective relationship between the mirror and the beamsplitter and the beamsplitter first and second face having limited exposure to bending and warping.