Tag Archives: displacement sensors

Measuring Turbine Speed

A previous PHILTEC Application Note “Bending Light“ showed that the light beam emitted from a fiber optic probe can be redirected to a different emission angle by polishing the fibers at an angle to the probe axis. A new customer wanted to measure turbine speed by sensing the passage of 1 mm thick blades. 1-mm thick … Continue reading

February 15, 2023 Blog, Detectors, PHILTEC

Philtec Releases Introductory Video

Watch the new introductory video released by Philtec that highlights the main features of their sensors, and the industries that the company serves. Philtec Inc. is a manufacturer of custom fiber optic displacement sensor systems. Based in Annapolis, Maryland, Philtec has been providing innovative sensing solutions since 1988. Their sensors are built in the USA and … Continue reading

July 5, 2022 Blog, Detectors, PHILTEC

RC Sensor Calibrations

Philtec recently performed calibration tests on their sensors, using different target materials supplied by their customers. Calibrations were made to 4 different metal targets without adjusting the gain output control. Only the SNR control was varied to 3-4 volts max to optimize the signal for each target. The four targets were: Dull Metal: A dull … Continue reading

December 30, 2021 Blog, Detectors, PHILTEC

Standard Threaded Tips from Philtec

Philtec produces threaded tips in a variety of lengths and sizes. Some are easy to machine, while others are very difficult. Any diameter thread with a long length is more difficult. Read Philtec Application Note No. 73 to see Philtec’s Table of Standard Minimum Thread Sizes for Sensor Tips. This table shows standard threads with standard lengths … Continue reading

December 19, 2021 Blog, Detectors, PHILTEC

Temperature Limits for Philtec Sensor Tips and Cable Jackets

Philtec standard sensor tips are constructed with glass fibers and stainless steel housings. Materials available for more extreme temperature ranges include high temperature epoxy, high temperature adhesive, mechanically bonded fibers, or fused-end quartz fiber. These materials provide different ranges of operation up to 800 °C. (See Philtec Application Note No. 71.) In addition, fiberoptic cable … Continue reading

December 7, 2021 Blog, Detectors, Fiber Optics, PHILTEC
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