ISO 9001:2008, ISO 13485:2003, ISO 14001:2004, OHSAS 18001:2007 and CE Certified Products

H-380 “HRN” Landolt’s “C” Ring Board Test Equipment with Night Vision Blindness Test arrangements

  • The Test Objects are illuminated to provide illumination within 5 feet uniformly. The source of light is shaded & is not visible either to the examinee or to the examiner.
  • The test Board is illuminated by Two 20 watts day light fluorescent Tubes on either side of the board.
  • Fitted with Night Vision Blindness Test with 2 bulbs of fixed either side of examination board, one above and one below. The Night Vision Blindness Test is attached to a rheostat to reduce or increase intensity of light required on Landolt’s Board.
  • Eight Landolt’s Test objects of the following sizes are mounted on acrylic disc. Objects are covered with dull black covers which may be removed only at the time of examination:-

6/60, 6/36, 6/24, 6/18, 6/12, 6/9, 6/6, 6/5