Thorlabs

Thorlabs designs and manufactures a wide range of products (approximately 20,000 different products) mostly related to the field of optics.  Here is a non exhaustive list:

1. Imaging Systems and Components: These include various types of cameras and other components used in imaging applications.
2. Microscopy Cameras: Cameras specifically designed for use in microscopes.
3. Industrial Metrology: Equipment used for precise measurement in industrial settings.
4. Optogenetics: Tools for controlling and monitoring the activities of individual neurons in living tissue.
5. Optical Tables & Breadboards: These are used to provide a stable platform for carrying out optical experiments.
6. Optomechanical Components and Devices: These include various mechanical devices and components used in optical systems.
7. Fiber Optics and Fiber Optomechanics: Products related to the transmission of light by means of thin, flexible fibers of glass or other transparent solids.
8. Lasers and Coherent Sources: These include various types of lasers and other coherent light sources.
9. Optical Elements and Systems: These include various types of lenses, mirrors, and other optical components.
10. Polarization Optics: These are used to control the polarization state of light.
11. Test and Measurement Equipment: This includes a wide range of devices used to test and measure various optical properties.
12. Active Optical Devices and Drivers & Mounts: These include devices that actively manipulate light, and the drivers and mounts used with them.
13. Power & Energy Meters and Detectors: These are used to measure the power and energy of light.
14. Beam Characterization: Tools for measuring the quality of a laser beam.
15. Spectroscopy: Instruments used to measure properties of light over a specific portion of the electromagnetic spectrum.
16. Quantum Technologies: Products related to the field of quantum physics.