Liquid crystal micromirror for wavefront addressing measuring and adjustment, preparation method of liquid crystal micromirror and optical microscope

The invention discloses a liquid crystal micromirror for wavefront addressing measuring and adjusting. The liquid crystal micromirror comprises a first antireflection film, a first substrate, a patterned electrode, a first liquid crystal orientation layer, a liquid crystal layer, a second liquid crystal orientation layer, a common electrode, a second substrate, and a second antireflection film which are sequentially arranged in parallel from top to bottom, the patterned electrode and the common electrode are concentrically arranged; the patterned electrode comprises a plurality of rectangularsub-electrodes which are symmetrically arranged; the rectangular sub-electrodes are electrically insulated from one another; each rectangular sub-electrode is uniformly provided with a plurality of micropores; and each rectangular sub-electrode is led out from the patterned electrode through the respective electric connecting line, and is connected to two ends of each external control signal Uk together with the electric