The TSL-210F full-band tunable laser from Santec has a 370-nm-wide tuning range, from 1260 to 1630 nm, peak output power of >8 mW, wavelength resolution of <0.01 nm and accuracy of <±0.1. Suitable for use in research and development applications, the laser comes with a PC, a GPIB board/cable, an RS-232C interface and control software. It operates at temperatures between 20 and 30 °C. Built-in tracking filter and attenuator options are available. The laser measures 430 X 220 X 450 mm and weighs 25 kg.