POLYCHROMATOR Russian patent published in 1997 - IPC

FIELD: means of measurement of intensity and spectral composition of infra-red, visible or ultra-violet radiation, applicable for study of atmosphere optical properties and composition. SUBSTANCE: polychromator uses a scanning device, input optics, dispersing agent, wave length selector, exit slot rule, output optics and a photodetector; the output optics has a number of prismatic lenses installed opposite the exit slots and parallel-connected to the optical link between the exit slot rule and photodetector. Prismatic lenses may be made in the form of prisms with plane surfaces. EFFECT: improved design. 2 cl, 3 dwg