Patent ID: 7535572
Filing Date: 2009-05-19
Classification: G01J

Abstract:
1. A device, comprising: an optical beamsplitter having an input face, an output face, a first processing face, and a second processing face; a first leg portion having a first optical grating and a first spacer system; a second leg portion having a second optical grating and a second spacer system; first compression force applicator operable to retain said first leg portion in contact with said optical beamsplitter at said first processing face; a second compression force applicator operable to retain said second leg portion in contact with said optical beamsplitter at said second processing face; a first leg-restricting portion operable to prevent relative movement between said first optical grating and said first spacer system; and a second leg-restricting portion operable to prevent relative movement between said second optical grating and said second spacer system.