Kristine Le Nguyen | Optometrist on Instagram: "Brunecent cataracts are an advanced type of brown nuclear sclerotic cataracts. Nuclear sclerotic cataracts are in the center of the crystalline lens. Due to the thickness and cloudiness of the lens, it causes blurry vision. The brown color causes color distortion. Nuclear sclerotic cataracts are worsened and progressed with UV exposure. The most common cause of nuclear cataracts are age related. Other causes for early cataracts and progression is U