Most consumer point and shoot digital cameras say something like, "5x optical zoom," or "9x optical zoom" on the box. But, when you move up to micro-4/3s and SLRs, you lose that. It makes sense - the ...
Focal length is the optical distance in millimeters between a camera lens and the sensor or film. It determines the height and width of the scene being captured, known as the "field of view." A prime ...
Canon has just made waves in the photography community with the announcement of its new RF 45mm f/1.2 STM lens, priced at an accessible $469.99. This lens is designed specifically for full-frame ...
Digital Camera World on MSN
Sigma 20-200mm f/3.5-6.3 DG Contemporary review - this superzoom stretches to angles other lenses don't reach
The Tamron 28-200mm f/2.8-5.6 Di III RXD predates the Sigma 20-200mm by five years. The Tamron has a slightly faster aperture ...
When light moves from air into glass or plastic it is refracted close refractionProcess by which a wave changes speed and sometimes direction upon entering a denser or less dense medium, eg a light ...
This article is the third in a series teaching the basics of photography. We started by learning about the properties of light and how an image is created, and we also learned how a lens bends light ...
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