Buster Posey Twins Born: Giants Catcher Officially A Dad (VIDEO) Early Sunday morning, San Francisco Giants legendary catcher, Buster Posey, officially became a dad. Posey's wife and high school sweetheart, Kristen, delivered Lee Dempsey Posey (5 pounds, 12 ounces) at 1:52am, and Addison Lynn Posey (6 pounds, 3 ounces) two minutes later at 1:54am. (SCROLL DOWN FOR VIDEO)
Compound light microscopes are one of the most familiar of the different types of microscopes as they are most often found in science and biology classrooms. For this reason, simple models are readily available and are inexpensive.
Optical microscope. The optical microscope, often referred to as light microscope, is a type of microscope which uses visible light and a system of lenses to magnify images of small samples. Optical microscopes are the oldest design of microscope and were possibly invented in their present compound form in the 17th century.