lens aperture उदाहरण वाक्य

Megapixels don't matter; "'optical "'( not digital ) zoom, image stabilization, and maximum lens aperture do . Keenan Pepper 04 : 18, 16 September 2007 ( UTC)
The "'Olympus E-10 "'is a digital single-lens reflex camera with a 4.0-megapixel TTL optical viewfinder, and a 4?optical zoom lens with lens aperture f / 2 2.4.
The change in speckle size with lens aperture can be observed by looking at a laser spot on a wall directly, and then through a very small hole.
If the camera position and image framing ( i . e ., angle of view ) have been chosen, the only means of controlling DOF is the lens aperture.
Finally, some adapters may include electronic or mechanical provisions in order to control the lens aperture and autofocus, to record the correct EXIF data, or to report focus confirmation.

Simply setting that shutter speed without changing the effective lens aperture would result in an underexposure, but the Ricoh 500 will automatically change the aperture setting to f / 8.
Lens apertures employed on most productions were usually within the f / 2.3 to f / 3.5 range; Toland shot his scenes in between f / 8 and f / 16.
Another innovation was the design of a preset lens aperture control for maintaining proper film exposure between highlight and shadow areas when filming under the challenging lighting conditions in sports stadiums.
A thumb-wheel on the camera controls the lens aperture, and the value is shown in a window on top of the centrally located meter cell ( the " Cyclops window " ).
The last development of M42 lenses was the introduction of a link between camera and lens to transmit the lens aperture setting, which allowed light metering with the aperture remaining wide open.