Center wavelength & bandwidth can be tuned independently
Flat-top filter shape with steep filter slope:
Ultrafine-Plus: 0.05-3nm, 1000dB/nm
Ultrafine: 0.08-4nm, 500dB/nm
Standard: 0.1-15nm, 200dB/nm
Wavelength tuning range: 85nm in C&L-band
Peak search function
Touchscreen and GPIB/Ethernet/USB interfaces