The utility model provides a portable digital microscopic analysis appearance is equipped with the switch of making a video recording, light source switch, light source adjust knob and focusing window on its casing, be equipped with ring illuminator, a focal length setting section of thick bamboo, camera lens combination, light source potentiometre and power module in the casing from bottom to top, suit lens barrel in the focal length setting section of thick bamboo, lens barrel lower extreme mouth of pipe department is equipped with the microlens, and the lens barrel upper end mouth of pipe is equipped with camera module, it is equipped with vertical bead on the focal length setting section of thick bamboo outer wall of focusing window department to be located, light source adjust knob and light source potentiometre transmission hookup, the utility model has the advantages that: realize the on -the -spot image processing of small -size, portable, high resolution, high -fidelity, competent real -time requirement to the evidence at the scene of examining the material accomplishes that anytime and anywhere carries out micro - observation, simultaneously to the microscopy images who examines the material storage of shooing, really solves among the investigation difficult problem that the face " can not see " to material evidence material and inspection machine.