Lens combined structure and machine visual lens with lens combined structure
A combined structure and lens technology, applied in the field of optical mirrors, can solve the problems of less than 5 million pixels and cannot meet the needs of high-end products, and achieve the effect of meeting the needs of high-end products
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[0025] refer to Figure 1 to Figure 10 , the machine vision lens 1000 of the present invention includes a lens barrel 200 and a lens combination structure 100 , and the lens combination structure 100 is installed in the lens barrel 200 .
[0026] Wherein, the lens combination structure 100 includes a first lens 10, a second lens 15, a third lens 20, a fourth lens 25, a diaphragm 30, a fifth lens 35, a sixth lens 40, a seventh lens whose central axes are located on the same horizontal line. The lens 45 and the eighth lens 50 .
[0027]The front end surface of the first lens 10 is a convex surface with a radius of 20.832 ± 0.1 millimeters, the side wall thickness b1 of the first lens 10 is 0.96 ± 0.1 millimeters, the height h11 of the front end surface of the first lens 10 and the height h12 of the rear end surface are both 18 ± 0.1 mm, the rear end surface of the first lens 10 is a concave surface with a radius of 255.31 ± 0.1 mm; the front end surface of the second lens 15 is...
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