Device for uniform illumination of object surfaces in close up photography for skin studies, has diffuser and spacer between flash lamp and object
作者： Alfred Kriener , Rudolf Mayer
DOI:
关键词: Diffuser (optics) 、 Cardinal point 、 Photography 、 Optics 、 Materials science 、 Flash-lamp 、 Object (computer science)
摘要: A device for the uniform illumination of object surfaces, especially in skin studies comprises a camera (1), flash lamp (4) and transparent spacer (2) placed on (3) which is at focal plane (6) sharp images. diffuser (5) between screens surface from direct light gives illumination.
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