1 A nuclear cataract forms deep in the central zone (nucleus) of the lens. 2  Nuclear cataracts usually are associated with aging. 3  A cortical cataract is characterized by white, wedge-like opacities that start in the periphery of the lens and work their way to the center in a spoke-like fashion.
Click to download sales tax rates. The combined sales tax rate for Orange County, CA is 7.75%. This is the total of state and county sales tax rates. The California state sales tax rate is currently 6%. The Orange County sales tax rate is 0.25%.
State Sales Tax: Californiaâs state-only sales tax is 6.50 percent. There is a statewide county tax of 1%, and therefore, the lowest rate anywhere in California is 7.5%. This rate will apply until December 31, 2016.