f-stop is an abbreviation for a camera lens aperture setting that corresponds to an f-number, which is the ratio of the focal length of a lens to the effective diameter of its aperture.

If you have a good summer photo, please share. The Times welcomes readers to send us their best photographs, whether they capture summer fun, a warm smile, brilliant color, an unusuai image, person, place or thing, we want it. Photos can be of any subject, but we especially like people. 

Please send photographs to David Adlerstein at Dadlerstein@starfl.com. For more information, call 653-8894.