exiftool DSC_1000.jpg | /find /I Shutter Count. You wouldnât buy a used car without checking how many miles were on it, and you shouldnât buy a used DSLR without knowing how many clicks are on the shutter. Read on as we explain why the shutter count of a DSLR camera matters and how to check it. Note: The techniques outlined in this article can be used to check the shutter count on mirrorless cameras, like the compact Nikon 1, as well as DSLR cameras.
antioxidant. n. 1. (Elements & Compounds) any substance that retards deterioration by oxidation, esp of fats, oils, foods, petroleum products, or rubber. 2. (Biology) biology a substance, such as vitamin C, vitamin E, or beta carotene, that counteracts the damaging effects of oxidation in a living organism.
Antioxidants are man-made or natural substances that may prevent or delay some types of cell damage. Diets high in vegetables and fruits, which are good sources of antioxidants, have been found to be healthy; however, research has not shown antioxidant supplements to be beneficial in preventing diseases.xamples of antioxidants include vitamins C and E, selenium, and carotenoids, such as beta-carotene, lycopene, lutein, and zeaxanthin. This fact sheet provides basic information about antioxidants, summarizes what the science says about antioxidants and health, and suggests sources for additional information.