Patent ID: 11874453
Assignee: GENEMIND BIOSCIENCES COMPANY LIMITED
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 13:
14. A method for calibrating an optical system, wherein the optical system comprises a light splitting module included in the optical system of claim 1, the light splitting module comprises the second lens, the first splitter, the first camera and the second camera, and the second lens, the first splitter and the first camera are sequentially arranged along an optical axis of the second lens, the method comprising:
emitting a collimated light beam to the second lens using a collimator comprising a target, the target comprising one or more patterns;
converging the collimated light beam to the first splitter through the second lens and splitting the collimated light beam into a second light beam and a third light beam through the first splitter;
receiving, by the first camera, the second light beam to acquire a first image of the pattern;
receiving, by the second camera, the third light beam to acquire a second image of the pattern; and
adjusting an angle and/or position of the first camera and/or the second camera to align contrasts of the patterns in the first image and in the second image.