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Zoom-lens-system

Optical modulation device

The present invention provides an optical modulation device comprising an optical modulator for ...

Apparatus for limiting the output signal frequency band of an optical sensor

Accordingly, it is an object of the present invention to provide a signal processing apparatus for ...

Liquid crystal display panel and a process for the production thereof

OF THE PREFERRED EMBODIMENT Reference is first made to FIG. 1, wherein a first embodiment of a ...

Monolithic optical waveguide filters based on Fourier expansion

In accordance with the invention, a new type of monolithic optical waveguide filter comprises a ...

Split-beam Fourier filter

FIG. 1 shows the elements comprising one embodiment of a single stage split-beam Fourier filter. T...

Programmable wavelength router

OF THE DRAWING 1. Overview The preferred implementation of the present invention both ...

Color selective light modulators employing birefringent stacks

The present invention provides a color selective polarization modulator and a high brightness color ...

Liquid crystal devices using a linear electro-optic effect

What is claimed is: 1. A device for influencing light, the device comprising: a first ferroelectric ...

Optical equalizer

It is an object of the present invention to provide an easily scalable optical equalisation to at ...

Distributed resonant ring fiber filter

An object of the invention is to improve the efficiency of a fiber amplifier and/or tailor the ...

Zoom lens system

Details

Inventors: Fujii, Toru;
Assignee: Olympus Optical Co., Ltd. (Tokyo, JP)
Primary Examiner: Corbin; John K.
Assistant Examiner: Sugarman; Scott J.
Attorney, Agent or Firm: Cushman, Darby & Cushman

A zoom lens system comprising a flare stop and so adapted as to favorably limit rays which will otherwise produce flare without making light intensity insufficient by displacing said flare stop independently of displacements of lens groups for zooming.

DETAILED DESCRIPTION A general object of the present invention is to provide a zoom lens system comprising a flare stop so arranged as to be movable along the optical axis, and is so adapted as to correct flare without making light intensity insufficient by moving said flare stop independently of the displacement of the lens groups for zooming.

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