Related by context. Frequent words. (Click for all words.) 60 bifocal 57 lenses 56 shutter glasses 55 tinted lenses 55 refractive error 55 multifocal 53 bifocals 53 IOLs 52 refractive errors 51 polarized glasses 51 eyepieces 51 Presbyopia 51 binocular vision 51 loupe 50 nearsightedness 50 polarized lenses 49 anaglyph 49 presbyopia 49 monocular 49 corrective lenses 48 intraocular lens 48 intraocular lenses 48 Lenses 48 active shutter glasses 48 compression stockings 48 geometrical shapes 48 eyeglass lenses 48 diffractive 47 auto stereoscopic 47 glasses 47 keratitis 47 Radiographs 47 optical coherence tomography 47 optical microscopes 47 magnifying lens 47 curvatures 47 orthoses 47 polarized sunglasses 47 peripheral vision 46 wearers 46 anatomical structures 46 binocular 46 lens 46 ZEISS 46 sunwear 46 palpation 46 prisms 46 compression garments 46 LED headlamps 46 radiographically 46 contact lenses 46 Contact Lenses 46 wavefront 46 curved surfaces 46 lasik 46 viewfinders 45 astigmatism 45 microfibers 45 parallax 45 magnifications 45 eyepiece 45 geometric pattern 45 liquid eyeliner 45 amblyopia 45 macular 45 optical microscopy 45 optic 45 otolaryngologists 45 intraocular 45 strabismus 45 electron spins 45 morphologies 45 3D eyewear 44 vitamin B# deficiency 44 cataract formation 44 iridescence 44 magnification 44 sentinel node biopsy 44 metallic sheen 44 rimless 44 Wearers 44 fluorescent molecules 44 disc degeneration 44 handgrips 44 3D glasses 44 parallax barrier 44 sclera 44 nonsurgical treatment 43 photoreceptors 43 optic neuropathy 43 intraoperatively 43 phacoemulsification 43 hourglass shape 43 dyskinesias 43 diffraction pattern 43 nystagmus 43 retinal detachment 43 armholes 43 spectacles 43 microelectrodes 43 toric