Wavelength Range

 190 to 1100 nm

 Wavelength Setability

 0.1 nm Increments

 Wavelength Accuracy
     - At 656.1 nm
     - Full Range

 
  + 0.2 nm
  + 0.5 nm

 Wavelength Repeatability
     - At 656.1 nm
     - Full Range

 
  + 0.1 nm
  + 0.2 nm

 Spectral Bandwidth (from 200 to 680 nm)

 < = 1.8 nm

 Photometric Readout

 -0.300 to 3.000A or 0.0 to 200%T

 Photometric Accuracy
 (at 1A with NIST 930D solid filter at 546 nm)

  + 0.005A

 RMS Noise
 (at 0A , average of 10 standard deviations of 10 readings at 0.05 sec intervals, at 500 nm)

 < 0.0002A RMS

 Stray Light
 (measured using NaI at 220nm, per ASTM
 E387-84)

 < 0.05%T

 Stability
 ( 0A , constant ambient conditions, measured for one hour at 340 nm after one hour warmup)

 < 0.003A /hr

 RMS Baseline Flatness
 (from 200 to 900 nm, at 0 A )

  + 0.001A RMS

 Scanning Speeds

 120, 240, 600, 1200, 2400 nm/min