Topics: Optical instruments.microscope, accomodation

Topics: Operational Amplifier, OPAMP, Comparators, Multivibrators, DC Amplifiers, Summing Amplifiers, Integrator, Differentiators, Filters

Topics: Optical Instrument, lens formula, Cartesian Convention, Microscope, Telescope

Topics: ELECTRONIC INSTRUMENTS, voltmeter

Topics: Microscope, Telescope, Interference of light, young's experiment, diffraction grating

Topics: voltmeters, balanced bridge TVM, Chopper amplifier, Direct current FETVM, FETS

Topics: benedict qualitative reagent, colorimeter, photoelectric filter, centifuge, electrophoretic apparatus, urinometer, bijou bottle, magnetic stirrer, Winchester quartz bottle, spectrophotometer

Topics: Aural syringe, Suction nuzzle, Killian’s nasal speculum, Aural speculum, Laryngeal mirror, Post nasal space mirror, Tongue depressor, Tongue spatula, Jobson horne’s probe, TRACHEOSTOMY TUBE, BARANY NOISE BOX, THUDICUM NASAL SPECULUM, AURAL DRESSING FORCEP, ADENOID CURRETE

Topics: Boyle – Davis mouth gag, adenoidectomy, Maguaran plate, St. Clair Thompson adenoid currete, St. Clair Thompson adenoid curette, Beckman adenoid curette, Yankauer suction nozzle, Electrocautery, Surgical microdebrider, TONSILLECTOMY, Denis Brown tonsil, Gwynne Evans double ended tonsil dissector, Wilson tonsil dissecting scissors, Eves tonsil snare, Wilson tonsil artery forceps, Yoakes tonsil, Saymour Jones Adenoid tag forcep, Tilley Lichwitz antral trocar, Thudichum nasal, Intranasal antrostomy, Turbinectomy, Luc nasal turbinate forceps, Killian nasal speculum, Mollisson, jansen, Hajek sphenoidal punch forcep, Watson Williams rasp, NASAL BONE FRACTURE, Walsham nasal redressing forcep, Walsham septal straightening forcep, Tilly – Henckel punch forcep, INTRANASAL POLYPECTOMY, Citelli forcep, Luc nasal turbinate forcep, Yankauer, Nasopharyngospe, Woakes angular turbinectomy scissors, Heath mallet, Jankin gouge, Colier, Moris, Mastoidectomy, Trousseau dilating forcep, ENDOSCOPY, Direct laryngoscopy, Negus laryngoscope, Negus bronchoscope, Negus oesophagoscope, Chevalier- Jackson bougies, Gum elastic bougies, bougie

Topics: Light, properties of light, plane surface, prism, spherical surface, thin lens, thick lens, spherical mirror, mirror, stops, ray tracing, lens abberations, optical instruments, wave optics, vibrations, waves, superposition of waves, interference, interference of two beams of light, interference involving multiple reflections, Fraunhofer diffraction by a single opening, double slit, diffraction grating, Fresnel diffraction, light, speed of light, electromagnetic character of light, absorption, scattering, dispersion, polarization of light, reflection, double refraction, optical activity, quantum optics, light quanta, holography, magneto-optics, electro-optics, dual nature of light