Course | Postgraduate |
Semester | Sem. I |
Subject Code | PH613 |
Subject Title | Optical Fabrication and Testing |
Optical materials: Glasses, IR materials, Optical, mechanical and thermal properties of optical materials,Fabrication of lenses, mirrors and flats: spherical curve generation, polishing and figuring of “CurvedSurfaces” of glass materials, Aspheric surface polishing/figuring, Polishing and figuring of IR materials:Ge, ZnSe and Zns, Advanced computer controlled polishing: Techniques, MRF polishing, Ion polishing,Micro-optics fabrication techniques, Large Mirrors fabrication techniques,
Testing of lens components : Measurement of parameters: focal length, refractive index, dispersion parameters. Surface error measurements by contact techniques, Testing of mirror components,Principles of interferometry contact/non-contact modes, Different interferometric techniques. Testing of lenses and Mirrors, interferometers: Twyman-Green, Fiezeau, Fabry-Perot and phase shifting interferometric techniques, Wavefront error analysis Zernike co-efficients evaluation.
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