For more technical details of the Chandrasekhar limit, Richard Fitzpatrick of the University of Texas at Austin has an online Thermodynamics & Statistical Mechanics course, which includes a page on the Chandrasekhar limit.
4 meanings of OPTO acronym and OPTO abbreviation in Medical. Get the definition of OPTO in Medical by All Acronyms dictionary. Top Definition: One Person Train Operation In Medical.
This test is performed by an ophthalmologist or optometrist. Both of these professionals are often called eye doctor.. You sit in a chair that has a special device (called a phoroptor or refractor) attached to it. You look through the device and focus on an eye chart 20 feet away.The device contains lenses of different strengths that can be moved into your view. The test is performed one eye at a time.The eye doctor performing the test will ask if the chart appears more or less clear when different lenses are in place.f your uncorrected vision (without glasses or contact lenses) is normal, then the refractive error is zero (plano) and your vision should be 20/20. A value of 20/20 is normal vision. This means you can read 3/8-inch letters at 20 feet. A small type size is also used to determine normal near vision.