BNC Model 085 Class III B
BNC Model 065 Class II
850 nm Optical Module

Light Out

• Spectral Peak
  850 nm (nominal).
• Spectral Width
  2 nm.
• Power Levels
  0 to 2 mW baseline, 100 uW to 2 mW peak; independently adjustable. Impulse output fixed at 100 uW baseline, 1.5 mW peak (typical).
• Resolution
  10 uW, 100 uW to 2 mW pulses; 0 to 2 mW in External Modulation and CW.
• Transition Times (20% to 80%)
  500 ps rise time, 1.5 ns fall time (pulses with zero baseline) 1 ns rise time, 1 ns fall time (pulses with non zero baseline).
• Dynamic Range
  13 dB, pulses with zero baseline; 20 dB, pulses with nonzero baselineExternal Modulation and CW.
• Accuracy (Nonzero Baseline)
  Absolute: +/- 1 dB, 200 uW to 2 mW. Relative: +/- 0.5 dB, 200 uW to 2 mW pulses;+ 30 uW, 200 uW to 2 mW for External Modulation and CW.
• Temperature Coefficient
  0.05 dB/°C.
• Fiber
  Multimode 50/125 um; 0.21 NA.
• Connector
  ST.

Timing

• Trigger
  Internal 0.01 Hz to 100 MHz; external 0 to 100 MHz.
• Pulse Width
  3 ns to 640 s.
• Impulse
  400 ps typical (fixed).
• Delay
  0 ns to 640 s (plus fixed delay).
• External Drive
  0 to 200 MHz, pulses with zero baseline; 0 to 300 MHz, pulses with nonzerobaseline; 300 mV min. amplitude; 50 ohm input.
• External Modulation
  100 Hz to 700 MHz (-3 dB); 100mV rms/mW sensitivity (typical); 50 ohminput.
• Module Delay
  10 ns typical (fixed) mainframe's Pulse Out to Light Out. Jitter 100ps rms.