Optical variable attenuator

    Sept. 1, 1999

    The OVA-640 compact variable optical attenuator includes a stepper motor. It is only 8 mm high and mounts easily on a printed circuit board. A TTL logic control circuit is available as an option. The operating wavelength is in the 1550 or 1310-nm range.

    Santec Corp.

    Aichi, Japan

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