OPTICAL SYSTEM AND CAMERA MODULE COMPRISING OPTICAL SYSTEM

The zoom optical system according to one embodiment of the present invention comprises a first lens group, a second lens group, and a third lens group which are serially arranged from the object-side towards the image-side, wherein the first lens group comprises a plurality of fixed lenses, the seco...

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1. Verfasser:	SHIM, Hyung Rok
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION
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creator	SHIM, Hyung Rok
description	The zoom optical system according to one embodiment of the present invention comprises a first lens group, a second lens group, and a third lens group which are serially arranged from the object-side towards the image-side, wherein the first lens group comprises a plurality of fixed lenses, the second lens group comprises two movable lenses, the third lens group comprises two movable lenses, magnification is adjusted according to the movement of the second lens group, focus is adjusted according to the movement of the third lens group, the focal length at maximum magnification is at least 13 mm, and the f-number at maximum magnification is at most 3.7.
format	Patent
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subjects	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION
title	OPTICAL SYSTEM AND CAMERA MODULE COMPRISING OPTICAL SYSTEM
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