Methods of zero-order non-coherent filtering
作者： D. Gorlitz , F. Lanzl
DOI: 10.1016/0030-4018(77)90163-8
关键词: Non coherent 、 Optical filter 、 Network synthesis filters 、 Excitation filter 、 Prototype filter 、 Physics 、 Phase (waves) 、 Subtraction 、 Optics 、 Plane (geometry)
摘要: Abstract Zero-order non-coherent optical filtering can be performed by subtraction of images recorded with two different filters. In this paper filters are studied which differ the average phase certain parts in frequency plane. Band-pass and differentiation realized that way.
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