SiTek - the company

SiTek Electro Optics designs, manufactures and sells state-of-
the-art position sensing detectors (PSDs) of the highest value and quality, with the focus on the customer.
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Coming exhibitions

See our products at following exhibitions. Read more »

What's a PSD

The PSD (Position Sensing Detector) is an opto-electronic device which converts an incident light spot into continuous position data. It provides outstanding resolution, fast response and excellent linearity.
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SiTek RoHS compatible

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General principles »
Real applications »


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Non-Contact »

New product SEEPOS
Read more about SEEPOS

New product PSD-Array
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SiTek Electro Optics Ögärdesvägen 13A S-433 30 Partille, Sweden
Phone: +46 31 340 03 30 Fax: +46 31 340 03 40 E-mail: