distinctness, sharpness

graininess, vignetting, chromatic aberration, eyestrain, ghosting, jerkiness, fuzziness, fogginess, astigmatism, muddiness, photophobia, jaggedness, judder, peripheral vision, sharpness, parallax, haziness, spherical aberration, afterimage, grayscale, diplopia, jaggy, magnification, brightness, halftone, speckling, smeary, nearsightedness, moire, blur, opacification, flickering, smudges, disorientation, discoloration, chroma, squint, numbness, underexposure, stroboscopic, luminance, refraction, anaglyph, diffraction, defocus, hyperopia, viewfinder, cloudiness, stereopsis, pentaprism, distortion, dizziness, imperfections, retinal detachment, scotoma, nystagmus, colorization, fisheye lens, dimness, hemianopia, autofocus, pictorialism, sibilance, unsteadiness, discolouration, retina, redness, antialiasing, fundus, opacities, discomfort, binocular vision, puffiness, interlacing, pixels, anterograde amnesia, vertigo, crystalline lens, diopter, foreshortening, wavefront, waviness, anisometropia, obscuration, photosensitivity, legibility, sfumato, aperture, fisheye, agnosia, hyphema, iritis, ophthalmoscopy, ptosis, splotchy, translucency, hyperpigmentation, loupe, blemishes, metamerism, stereoscopy, bulkiness, asymmetry, blurring, continuity, darkening, defectiveness, deterioration, dimming, exoticism, flatness, imprecision, impression, inaccuracy, loss, oddity, reorientation, salinity, scatter

faintness

opacity, opaqueness

indistinctness