FIELD: medical engineering.
SUBSTANCE: device has transparent base, luminous source arranged under the base, photosensitive material and flexible membrane arranged under the base. The lower membrane side is manufactured as sharp protrusions directed towards the base. The membrane is manufactured from light-permeable material. Light-impermeable liquid is positioned between the membrane and base. Light-sensitive material is distributed over the membrane. The protrusions are pyramid-shaped arranged as raster.
EFFECT: high recorded image sharpness.
2 cl, 1 dwg
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Authors
Dates
2005-06-10—Published
2004-02-19—Filed