Doppler two-color laser anemometer

Two-color laser field

Two-color laser fields

One-two-two-four model

Double exposure with two laser beams interference

full-automatic rotary type two-color plastic shoes making machine

Improved Two Color Method

improved two-color method

method of two-color interchange

one-color two-photon zero kinetic energy (ZEKE) photoelectron spectroscopy

two color calibration

two color coherent fields

two color infrared detector

two color infrared guidance

two color IR

two color measurement of temperature

two color printing

two color time-resolved Z-scan technique

two color Z-scan technique