magnifying glass, magnification, loupe, penlight, eyepiece, otoscope, ophthalmoscope, iris diaphragm, viewfinder, pinhole camera, magnifying, zoom, binoculars, lens, diopter, stylus, borescope, colorimeter, colposcope, projector, stud finder, flashlight, camera lens, enlarger, keypad, eyehole, fresnel lens, zoom lens, keyboard, visualizer, anaglyphic, imager, eyeglasses, microscopes, camera, needlenose pliers, camera obscura, sunblind, infrared, multimeter, convex lens, ammeter, galvanometer, peripheral vision, refractometer, stereovision, mirror, binocular vision, grease pencil, refraction, eraser, glasses, laparoscope, tachymeter, vernier, bifocals, refractor, filmstrip, periscope, tripod, dot matrix, tactile sensation, collimating, photocells, ballpoint pen, photometer, sketchpad, hygrometer, flashgun, squint, inclinometer, digitals, tweezers, pinhole, electroluminescent, doohickey, sun visor, speculum, digitizer, touchpad, planchette, pencil, prisms, spectrophotometer, manometer, spyglass, brail, stroboscope, aperture, thumbwheel, allen wrench, carabineer, stereoscope, pushpin, scanner, highlighter, camcorder, spectrometer, illuminance, parallax, thumbnail, stereogram, microscope, mixer, telescope, reflector, cleaner, magnifiers, transmitting, absorbers, bellows, boiler, burner, card, cooker, dryer, electromagnet, emitter, grinder

scope

microscope, scope, telescope

scientific instrument