Optoelectronic device used in displays for watches, calculators, notebook computers, and other electronic devices. Current passed through specific portions of the liquid crystal solution causes the crystals to align, blocking the passage of light. screen
that produces images in color, black on white, and white on blackSimilar to a conventional handheld magnifier, the Looky has a handle
that can be unfolded to make it easy for users to hold. It also has a
freeze-frame feature that is designed to store an image of the magnified
print. These features are intended to allow people with macular
degeneration macular degeneration, eye disorder causing loss of central vision. The affected area, the macula, lies at the back of the retina and is the part that produces the sharpest vision. , diabetic retinopathy diabetic retinopathyRetinal changes occurring in long-term diabetes and characterized by punctate hemorrhages, microaneurysms, and sharply defined waxy exudates. , glaucoma, and retinitis pigmentosa
BUY Video magnifier
video magnifier
