Low vision is a moderate to severe form of visual impairment wherein best corrected visual acuity varies from less than 6/18 to 3/60 in better eye. A low vision subject is potentially able to use his residual vision for execution of tasks of his interest. Low vision may be due to retinal diseases. glaucoma and corneal affections. https://www.hindigyanvishv.com/flash-deal-Iowa-Cubs-Foam-Finger-p32059-hot-value/