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Auto Focus (Separate type)

Introduction

A focus laser with large spot and a separate laser detector are aligned at a large angle outside of the objective lens. Focus is maintained by minimizing the error signal generated by the sensor.

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Description

[Characteristics]
◦As the optical system being focused and the auto focus optical system are independent, the auto focus system will operate with various magnification objective lenses.
◦Focus point can be offset to support focusing through transparent surfaces such as glass and film.
◦The small, compact design makes it easy to integrate into inspection equipment systems.

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TAF-ES-DM-40

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Auto Focus (Separate type) /TAF-ES-DM-40