Across
- 3. A method of measuring distances by comparing the size of an object with its known size at a standard distance.
- 5. gauge A device that measures the strain (deformation) in an object by detecting changes in electrical resistance.
- 6. Relating to devices or systems that involve both optical (light-based) and electronic components.
- 9. sensor A sensor that detects ultraviolet (UV) radiation, used in applications such as flame detection and UV curing.
- 12. A device that converts one form of energy into another, such as converting physical pressure into an electrical signal.
- 16. switch An electrical switch operated by an applied magnetic field, commonly used in proximity sensing applications.
- 18. sensor A sensor that measures the distance to an object, often using ultrasonic, laser, or infrared technology.
- 20. sensor A sensor that detects physical touch or pressure, often used in robotics and haptic devices.
- 21. A form of electromagnetic radiation with a wavelength shorter than ultraviolet light, used in imaging and material analysis.
- 23. A small, sensitive switch that operates with a very small physical force, often used in limit switch applications.
- 25. fibers Thin strands of glass or plastic that transmit light signals over long distances with minimal loss of signal.
- 29. device A device that converts light into electrical energy, such as a solar cell.
- 31. sensor A sensor that detects infrared radiation, typically used to sense heat or motion.
- 33. sensor A sensor that generates an electrical voltage based on the temperature difference between two different materials.
- 36. proximity sensor A sensor that detects the presence of an object or person through direct touch or near proximity without physical contact.
- 38. transducer A device that converts physical quantities such as displacement or pressure into a change in inductance.
- 39. transducer A device that converts a physical parameter (e.g., displacement, pressure) into a change in capacitance, which can then be measured electrically.
- 40. spectrum The range of all types of electromagnetic radiation, from radio waves to gamma rays, including visible light.
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- 1. A type of resistor whose resistance varies significantly with temperature, used for temperature sensing.
- 2. field sensor A sensor that detects the presence or strength of a magnetic field.
- 4. interferometric gauge A precision measuring device that uses laser interference patterns to measure small distances with high accuracy.
- 5. sensing The process of measuring the speed or velocity of an object or system, often using sensors such as tachometers or Doppler radar.
- 7. The ability of a system to store an electric charge, measured in farads (F).
- 8. (nm) A unit of length equal to one billionth of a meter (10^-9 meters), commonly used to measure wavelengths of light and other small distances.
- 10. current proximity sensor A sensor that detects metallic objects by generating and measuring eddy currents induced in the object by a magnetic field.
- 11. sensor A sensor that detects the presence of an object without physical contact, using techniques such as capacitance, inductance, or optics.
- 13. sensor A sensor that detects sound waves and converts them into an electrical signal.
- 14. transducer A device that converts a physical quantity (e.g., displacement, force) into a change in electrical resistance.
- 15. vision sensor A sensor that captures visual information and processes it using algorithms to interpret and analyze the environment.
- 17. diode (LED) A semiconductor device that emits light when an electric current passes through it.
- 19. A temperature sensor that consists of two different metals joined at one end, producing a voltage that varies with temperature.
- 22. effect The generation of an electric charge in certain materials when subjected to mechanical stress.
- 24. The property of an electrical conductor or circuit that causes it to oppose changes in current, measured in henries (H).
- 26. device A device that emits electrons when exposed to light, used in applications such as photomultipliers.
- 27. (Å) A unit of length equal to one ten-billionth of a meter (10^-10 meters), commonly used to express atomic and molecular dimensions.
- 28. device A device that changes its electrical conductivity in response to light exposure.
- 30. switch An electromechanical device that opens or closes an electrical circuit when a physical limit is reached.
- 32. A method of determining the distance to an object by measuring angles from two fixed points to the object.
- 34. A device that emits a concentrated beam of coherent light, usually of a single wavelength.
- 35. proximity sensor A sensor that detects the presence of an object by emitting and receiving sound waves, typically in the ultrasonic range.
- 37. proximity sensor A sensor that detects the presence of an object by emitting light and measuring the reflection or interruption of the light.