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2.2  Display Description 
 
Fig. 1-3  1917-R LCD Display 
The 1917-R LCD display provides measurement information, wavelength information, 
attenuator selection and other useful messages. 
The upper part of the screen displays 1917-R setting information and digital values from the 
measurements.  The numeric display minimum resolution is 0.1% of the full scale.  The smallest 
value that can be displayed is 0.01 pW. 
The lower part of the screen displays values from the measurements by showing a needle over an 
analogue scale.  The two following pictures show the needle in the “Tail” and “Bar Graph” 
display modes, respectively. 
 
 
Fig. 1-4  1917-R Needle display in tail mode