Optics: measuring and testing – By dispersed light spectroscopy – Utilizing a spectrometer
Patent
1993-09-21
1995-06-13
Turner, Samuel A.
Optics: measuring and testing
By dispersed light spectroscopy
Utilizing a spectrometer
356363, 250237G, G01B 902
Patent
active
054248337
ABSTRACT:
An interferential apparatus and method for measuring displacement in which phase displaced signals may be generated by the proper selection of a light source and the division periods of a plurality of gratings.
REFERENCES:
patent: 4360273 (1982-11-01), Thaxter
patent: 4776701 (1988-10-01), Pettigrew
patent: 5009506 (1991-04-01), Spies
patent: 5104225 (1992-04-01), Masreliez
patent: 5180910 (1993-01-01), Spratte et al.
patent: 5214280 (1993-05-01), Rieder
Willhelm, Jorg, "Dreigitterschrittgeber, Photoelektrische Aufnehmer Zur Messung von Lageanderungen," pp. 1-96, 1978.
Allgauer Michael
Huber Walter
Dr. Johannes Heidenhain GmbH
Turner Samuel A.
LandOfFree
Interferential linear and angular displacement apparatus having does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Interferential linear and angular displacement apparatus having , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Interferential linear and angular displacement apparatus having will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1314175