Precision measurement with visual feedback using binary phase diffractive optical elements.
A novel method for obtaining precision measurements by using two binary diffractive optical elements is presented. The system provides visual feedback of the measurement without the use of electronics.
Buckley
Edward
E
Engineering Department, Cambridge University, Trumpington Street, Cambridge CB2 1PZ, UK. ebuckley@iee.org
Cable
Adrian
A
Wilkinson
Tim
T
Lawrence
Nic
N
D004867:Equipment Design; D019544:Equipment Failure Analysis; D005246:Feedback; D006696:Holography / Q000295:instrumentation*; D006801:Humans; D007089:Image Enhancement / Q000295:instrumentation* / Q000379:methods; D007368:Interferometry / Q000295:instrumentation* / Q000379:methods; D055095:Optics and Photonics / Q000295:instrumentation*; D012031:Refractometry / Q000295:instrumentation* / Q000379:methods; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity; D014796:Visual Perception