YY 0068.1-2008 Translated English of Chinese Standard. YY0068.1-2008: Medical endoscopes - Rigid endoscope - Part 1: Optical properties and test methodshttps://www.chinesestandard.net, 17.08.2016 - 44 Seiten This Part of YY 0068 specifies the optical property requirements and test methods of the rigid endoscopes. This Part applies to the rigid endoscopes for medical purposes. |
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accompanying files angular resolution Appendix arithmetic mean value axis of view calculation formula chromatic aberration color rendering index Colorimetry dark ambient depth of field Determination direction of view distal endoscope distance division ring edge light energy edge light luminosity effect of edge effect of lambert effective depth effective luminosity rate energy transfer efficiency Equation Equipment evaluation field field belt field center field of view filament image illumination light path illuminometer imaging light energy imaging system integrating sphere lambert edge light light energy transfer light flux meter light intensity line pairs luminous flux manufacturer shall give maximum image height measured value measuring mark Medical endoscopes nominal value non-visual optical observation normative Note object pupil field optical bench optical endoscope optical fiber optical lens optical observation endoscopes pupil field angle refers rigid endoscopes shape parameter sphere Z’s field synthetical relative effect test light source test methods unit relative distortion