Optical lens
An optical lens and lens technology, applied in the field of optical lens, can solve the problems of high optical performance, poor image clarity, poor imaging condition matching, etc., and achieve the effect of high optical performance
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[0055] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0056] Such as Figure 1a with Figure 1b As shown, the specific embodiment of the present invention provides an optical lens, which includes in order from the object side to the image side along the optical axis direction: a first lens group 10 with a positive refractive power, and a second lens group with a negative refractive power 20. The third lens group 30 with positive refractive power, and the fourth lens group 40 with positive ref...
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