https://world-of-photonics.com/en/

• Lasers and optoelectronics
  Solid-state lasers, Gas laser, Diode laser, Fibre laser, Other lasers, Continuous Wave Lasers, Pulsed laser, Soft X-Ray (laser-induced),, Extreme Ultraviolet (EUV), UV-Lasers (100-400 nm), Visible Wavelength Lasers, Near Infrared (NIR) Lasers, Mid Infrared (MWIR) Lasers, Far Infrared (FIR/LWIR) Lasers , Supercontinuum Lasers, Microlasers, Laser system component, Laser components, Safety/protection against laser radiation, Light-emitting diodes (LEDs) and component, Non-coherent light and radiation sources, Electro-optics, Acousto-optics, Integrated Photonics/ Silicon Photonics, Polymer Photonics, Power-over-optical-fiber (PoF) Systems, Opto-electronic tubes, Opto-electronic components, Optical systems, Opto-mechanics,Software for laser und optics,Placement and assembly systems
  
• Optics
  Raw materials, Crystals, Processed components, Optical lenses,Diffractive optics,Freeform optics, Adaptive/deformable optical components, Optical transmission components, Other optical components, Design software for passive optical components, Systems for cleaning and maintenance of optics, Nanooptical systems, components and materials
  
• Manufacturing technology for optics
  Optical manufacturing equipment for optical systems, Optical manufacturing processes for optical systems, Manufacturing materials for optical systems ,Optical coating materials, Manufacturing of optical fibers, Machinery for the production of optical fibres, Manufacturing technology for optical systems, other,Adhesives for optical systems
  
• Sensors, test and measurement
  Measurement systems for laser characterization, Measurement and analysis systems for optical parameters, Systems for measuring optical parameters of devices and systems, Optical measurement systems, Optical sensors
  
• Services
  Application development and application labs, Optical design and engineering services, Processing centers, Contract production, System consultants, Simulation/Modeling/Numerics for optics and photonics, Optics and illumination design, Education and advanced training, Authorities, institutes, organizations, associations, Special information, databases, Research and development, Customer-specific solutions, Technical consultants and agencies, Professional financing services, Subcontracting measurement, Measurement of damage threshold
  
• Systems by application sectors
  Systems for the automotive industry and OEMs,Systems for the toolmaking and mechanical engineering, Systems for printing technology and graphics, Systems for data processing and information technology, Systems for electronics, Systems for electrical engineering, Systems for the semiconductor industry, Systems for plastics processing, Systems for biophotonics, life sciences and pharma, Systems for research and science, Systems for show technology, advertising, art Systems for sensor technology, Systems for illumination technology, Systems for solar production, Systems for environment engineering, Systems for aerospace industry, Systems for security engineering, Systems for imaging and machine vision, Systems for production of energy storage, Systems for quantum optics, Systems for others sectors
  
• Laser systems for industrial production engineering
  Material processing systems, System peripherals of laser production engineering, Laser-based additive manufacturing, Laser systems for various materials, Laser systems for various applications, Laser systems for production of organic and printed electronics, System integration 
  
• Optical measurement systems
  Laser-aided test and measurement systems, Optical Coherence Tomography OCT, Lidar systems (Light detection and ranging), Optical information and communication, Fibers, cabling, connectors and distribution, Active optical components and subsystems, Passive optical components and subsystems, Fibre optical test and measurement, Process and assembly equipment for fibre optical applications, Virtual Reality - Augmented Reality - Mixed Reality (xR-Applications)
  
• Biophotonics and medical engineering
  Applications, Methods and techniques
  
• Imaging
  Components, Applications, Image processing, Displays 
  
• Illumination and energy
  Illumination, Photovoltaics and renewable energy
  
• Security
  Applications, Modules, Equipment
  
• Quantum Technologies
  Laser systems for quantum technology, Subsystems & components for quantum technology, Applications