| 摘要 |
FIELD: optical equipment. ^ SUBSTANCE: illuminant has ring provided with illumination elements and power source. Ring is provided onto lens of microscope. Illumination elements are fastened onto rods mounted in seats of ring in spherical hinges for longitudinal movement inside rods. High brightness glow light-emitting diodes are used as illuminant elements. Each illuminant element is mounted individually above object of observation at the position providing the best illumination. Illumination with different color illumination sources is also provided. ^ EFFECT: prolonged service life; reduced power consumption. ^ 5 cl, 2 dwg |
