ZOOM LENS AND IMAGE PICKUP APPARATUS USING THE SAME
A zoom lens includes a front unit having a negative refractive power and a rear unit having a positive refractive power, which includes an aperture stop, and the front unit includes a first lens having a negative refractive power, and the first lens has a meniscus shape of which a convex surface is...
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Main Authors | , , , |
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Format | Patent |
Language | English |
Published |
09.03.2017
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Subjects | |
Online Access | Get full text |
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Summary: | A zoom lens includes a front unit having a negative refractive power and a rear unit having a positive refractive power, which includes an aperture stop, and the front unit includes a first lens having a negative refractive power, and the first lens has a meniscus shape of which a convex surface is directed toward the object side, and the rear unit includes a first lens unit A and a second lens unit B, and at the time of zooming from a wide angle end to a telephoto end, a distance between the front unit and the rear unit changes. |
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Bibliography: | Application Number: US201615355951 |