A multi-magnification wide-field microscopy system

By employing infinity beam splitting technology and multi-sensor chip synchronous imaging, the problems of decreased imaging contrast and low resolution in existing multi-magnification wide-field microscopy imaging systems have been solved, achieving lightweight and efficient multi-magnification imaging.

CN223611786UActive Publication Date: 2025-11-28SICHUAN APERTURE ZHISHI TECH CO LTD
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Patent Information

Application Number
CN202423013458.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-06
Publication Date
2025-11-28
Estimated Expiration
2034-12-06

AI Technical Summary

Technical Problem

Existing wide-field microscopy imaging systems suffer from reduced imaging contrast, large aberrations, low resolution, and large system size and weight under coaxial illumination, and cannot achieve multi-magnification imaging of rapidly changing targets.

Method used

Employing infinity beam splitting technology, this method combines tube lenses with infinity microscope objectives of different focal lengths to achieve multi-magnification wide-field microscopic imaging, and utilizes multiple photosensitive chips for simultaneous imaging.

Benefits of technology

It maintains high imaging contrast under coaxial light source illumination, does not introduce additional aberrations, has a small size and light weight, achieves consistent imaging of targets at multiple magnifications, and is suitable for rapidly changing targets.

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Abstract

The utility model belongs to microscopic imaging technical field discloses a kind of multi-magnification wide field microscopic system, including light source, light emitted by light source is irradiated to sample by first light splitting prism, second light splitting prism and microscopic objective, reflected light beam forms infinite beam after passing through microscopic objective, first light splitting prism and second light splitting prism carry out beam splitting to infinite beam, one way infinite beam after beam splitting is imaged by first tube lens and first photosensitive chip, another way infinite beam is imaged by second tube lens and second photosensitive chip, and first tube lens and second tube lens focal length are different.The utility model generates different magnification to target by combining infinite microscopic objective and the tube lens of different focal length, to realize multi-magnification wide field microscopic imaging in this way.
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Citation Information

Patent Citations

  • Multi-magnification automatic microscopic imaging method and device

    CN108845406A