Related by context. Frequent words. (Click for all words.) 69 wavefront 66 photodetector 65 beam splitter 64 near infrared NIR 63 diffractive 63 collimated 63 fluoroscopic 62 aspheric 62 #.#μm [001] 62 z axis 62 X ray beam 62 aperture 61 diffracted 60 photometer 59 interferometers 59 pulsed laser 59 eyepieces 59 imager 59 #um [002] 59 stereotactic 59 Intensity Modulated Radiation Therapy 59 photodiode 59 planar 59 epicardial 59 thermal ablation 58 laser ablation 58 transmittance 58 Transducer 58 #μm [002] 58 photodiodes 58 interferometric 58 #μm [001] 58 nm wavelength 58 diffraction pattern 58 polarizing filter 58 confocal 58 confocal microscope 57 optical coherence tomography 57 interferometer 57 laparoscopic instruments 57 CCD camera 57 fluoroscopy 57 Optically 57 waveguide 57 femtosecond laser 57 SPECT CT 57 phacoemulsification 57 millimeter diameter 57 colorimeter 57 photonic crystal 56 InGaAs 56 intraoral 56 Tunable 56 laser pulse 56 diffraction 56 Spectrometers 56 Computed tomography 56 aligner 56 transvaginal 56 optical coherence tomography OCT 56 ion beam 56 MeV 56 toroidal 56 eyepiece 56 dispersive 56 RGB LED 56 dopant 56 absorbance 56 Novalis Tx 56 force microscopy AFM 56 apertures 56 MALDI 56 transmissive 56 UV lamp 56 scintillation 55 pulse generator 55 #.#mm x #.#mm [001] 55 waveguides 55 optical microscopy 55 keV 55 diode laser 55 compensator 55 intraoperatively 55 FOV 55 micron thick 55 infrared wavelength 55 parallax barrier 55 ZEISS 55 frequency comb 55 spectrographs 55 anneal 55 ablated 55 Doppler ultrasound 55 optic 55 LED arrays 54 spectrophotometer 54 baseplate 54 electron beam 54 μm 54 retractor 54 conformal