Metallic Optical Microscope (Olympus) 2013
He-Ne Laser 2 (Thorlab) 2013
Voltage amplifier: 1000 V 3 (Tegam, FLC, TREK) 2013
Anti-vibration Optical Table 4 (Daeil) 2013
Babinet-Soleil compensator (Thorlab) 2013
Lock in Amplifier (Standford) 2013
Abbe refractometer (Kruess) 2014
LCR meter: 1 mHz-5.5 MHz (nF) 2015, 3 MHz-3.3 GHz (Hioki) 2018
Arbitrary function generator 2 (Agilent) 2013
Digital Oscilloscope 2 (Tektronix) 2013