Search Results "Lighting"

• Research and History > Research Documents > Development of Surface Roughness Standards for Pathways Used by Wheelchair Users: Final Report
  APPENDIX A

  ., on a table [  ] Pain prevents me lifting heavy weights but I can manage light to medium weights if they are conveniently positioned [  ] I can only lift very light weights [  ] I cannot...

• Federal Documents > Preamble to Standards > 36 CFR Part 1194 Electronic and Information Technology Accessibility Standards (Section 508 Standards) - Preamble
  Section 1194.21 Software Applications and Operating Systems (Preamble, Section-by-Section Analysis)

  The Board agrees that an upper limit is needed, since all electrically powered equipment, even an incandescent light bulb, has a "flicker" due to the alternating current line voltage frequency...