Agilent/HP 8167A Tunable Laser source 1280 nm to 1330 nm,

Specification:

Wavelength Resolution: 0.001 nm, 170 MHz at 1300 nm.

Output Power: > -4 dBm (over full wavelength range).

Sidemode suppression ratio: > 40 dB.

Modulating Frequency: 250 Hz - 300 kHz (squarewave).

Absolute Wavelength accuracy: < ±0.1 nm.

Built-in HPIB. Tunable laser source