| 摘要 |
FIELD: medical equipment. ^ SUBSTANCE: device for inspecting field of view has demonstration screen with perforations and light point test-objects in form of light-emitting diodes which are shown to patient. Fixation light test-object is fastened to surface of screen along its central axis. Device has spheroid-shaped case with handle and multi-digit bus for connecting light-emitting diodes to control unit and power voltage source. Demonstration screen is mounted in cavity of case to make gap with it. Screen is made in form of hollow sphere. Peep window is made in case and demonstration screen to see light test-objects. Peep window is made in front of fixation light test-object. Case, demonstration screen and peep window have diameters of (2,25-2,4)L, (1,75-1,9)L and (0,85-1,1)L correspondingly, where L is horizontal size of human eye-socket. ^ EFFECT: widened borders of filed of view; provision of diagnostics at early stage of disease; improved quality of inspection. |
