1. Optical Materials

  • New materials for new applications (composites, plastics, crystals, glasses, lightweight materials, ceramics, carbides, chalcogenides, UV optical materials, additive manufacturing)
  • Material properties and the response to fabrication processes

2. Grinding and Polishing

  • Grinding, precision grinding, diamond turning and milling, ultrasound assisted machining, vibration assisted polishing, processing of edges
  • New ideas in traditional (pitch) polishing, magnetic field-assisted finishing, ion beam figuring and polishing, fluid-jet polishing, novel finishing processes
  • Abrasives, novel abrasive formulations, abrasive-impregnated pads

3. Figuring and Finishing Science (Laser Processing, etc.)

  • Fabrication or polishing of optics with lasers or concentrated light
  • Tailored slurries through the adjustment of pH and zeta potential
  • Deterministic figuring techniques, mid-to-high spatial frequency error control, and various smoothing approaches during computer controlled optical surfacing

4. Optical Testing and Advanced Metrology Systems

  • Testing for sub-surface damage, homogeneity, form, finish and scratch/dig
  • Measurement, interpretation, and applications of power spectral density
  • New ideas in interferometry, direct slope/curvature measurement
  • Testing aspheric surfaces with and without null-optics, reconfigurable nulls
  • Computer-generated holograms and spatial light modulators for testing
  • Absolute tests for flats, spheres and aspheres
  • New concepts in profilometry: optical and mechanical probes
  • Testing of very small optics
  • White light interferometry, fringe projection metrology, deflectometry
  • Testing in adverse environments: vibration, turbulence, vacuum, and space
  • In-process metrology
  • Testing of freeform surfaces

5. Assembly, Alignment, Contamination Control, Cleaning, Packaging

  • Adhesives and cements for elevated, ambient and low temperature
  • Stable joining of optical surfaces by optical contacting, direct bonding or laser welding
  • Alignment of optical components and systems containing aspheric elements
  • Alignment of multi-element mirrors
  • Measurement and control of deformation and stress birefringence in mounting
  • Cleaning optics, clean rooms and contamination control
  • Handling and packaging of precision optics

6. Process Engineering

  • Glass and plastic (micro) molding to high surface accuracy and low surface roughness
  • Cost effective optics manufacturing processes
  • Engineering gradient index optics
  • Cost effective fabrication of aspheric surfaces
  • Automation of the manufacturing chain in optics fabrication
  • Good and bad experiences from the shop floor

7. Fabricating Next Generation Optical Systems (Freeform Optics, etc.)

  • Photolithography optics
  • Adaptive optics
  • Integrated optics
  • Freeform optical systems and industrial manufacturing

8. Large Optics

  • Fabrication and testing of large optics for EUV and x-ray applications
  • Large optics for earth-based and space-based astronomy

9. Nanostructures and Films

  • Characterization of coatings for advanced laser optics
  • Nanostructures on optical surfaces

10. Education and Training in Optics Metrology and Finishing Science

  • Uncertainty and traceability
  • Interpretation of metrics for optical surface characterization