FIG 3 (IMAGE) Compuscript Ltd Caption Fig. 3. (a) Schematic of the temperature/wavelength-dependent spatial mode steerable SFG device; (b) in the temperature steering scheme, the detected up-conversion lights with (i) TM01, (ii) TM10, and (iii) TM00 modes at 30°C, 40°C, and 60°C, respectively, on a white broad; (c) in the wavelength steering scheme, the detected SFG lights with (i) TM00, (ii) TM01, and (iii) TM10 modes at 597.46, 597.99, and 598.41 nm, respectively, on a white broad; (d) microscope image of the fabricated PPMgLN waveguide array on an LT wafer (Inset: detail profile of the third waveguide); (e) cross-section view of the fifth waveguide selected in the experiments; (f) the fabricated polling structure with a period of 10.2 μm. EDFLs, Erbium-ion doped fiber laser system; SM LD, single-mode fiber-coupled diode laser; WDM, wavelength division multiplexer; CLEN, collimating lens; ASL, aspherical lens; TEC, thermoelectric cooler. Credit OES Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.