Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to SU1794145ApriorityCriticalpatent/SU418925A1/ru
Application grantedgrantedCritical
Publication of SU418925A1publicationCriticalpatent/SU418925A1/ru
Interferences between waves diffracted by small screens and a coherent background provided by a laser(Interferences between waves diffracted by circular screens or thin wires and coherent background provided by laser, producing rings or rectilinear fringes)
Photodetection by a finite-aperture receiver of coherent radiation emitted by a moving diffusive surface(He-Ne laser coherent radiation photodetection by variable diaphragm photomultiplier, analyzing photocurrent spectra as function of diaphragms aperture size and shape)