PERSONAL Sign in with your SPIE account to access your personal subscriptions or to use specific features such as save to my library, sign up for alerts, save searches, etc.
By using a cyclic design as a double-focus element a common-path interferometer can be realized. No special optical elements but a lens of short focal length a half-mirror and two flat mirrors are required in the cyclic design. 1.
PERSONAL Sign in with your SPIE account to access your personal subscriptions or to use specific features such as save to my library, sign up for alerts, save searches, etc.