Extender lens and laser processing optical system
A lens and lens technology, applied in optics, optical components, instruments, etc., can solve the problems of low image definition, large aberration, and difficulty in meeting the needs of use, and achieve the effect of high definition, small aberration, and narrowing of the field of view
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[0026] In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without departing from the connotation of the present invention, so the present invention is not limited by the specific implementations disclosed below.
[0027] see figure 1 , the magnification lens 100 of one embodiment includes a diaphragm 10, a first lens 20, a second lens 30, a third lens 40, a fourth lens 50, a fifth lens 60 and a first lens arranged in sequence along the propagation direction of incident light. Six lenses 70 . ...
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