A fifth mode is " stopped down AE ", in which the aperture is closed and alterable by the photographer and the camera selects the shutter speed based on the actual light reading.
22.
The meter cell was swung into the light-path behind the mirror by operating a lever on the right-hand camera front for stopped down exposure reading, momentarily dimming the viewfinder.
23.
The 35 70 mm lens can be used on all other Pentax K-mount bodies in manual focus mode, but it must be used stopped down on " crippled " K AF bodies.
24.
Just when the vessels were so close as to be within the genie's reach, he stopped down and grabbed them one after the other throwing them away towards the other incoming vessels.
25.
The lens in the copier does not need to be complex, because the systems are usually stopped down to small f numbers ( e . g . for the Makinon Zoom Unit, aberrations are minimized.
26.
Despite its price and large maximum aperture, the 1.0L was not a particularly sharp lens at any aperture, and the two cheaper 50mm options offered far better sharpness when stopped down beyond about 2.8.
27.
The ES-LV of its Powershot digicams always kept its apertures stopped down, so no'aperture exposure simulation'was needed, and briefly opened aperture to assess focus with shutter button partially depressed before a shot is taken.
28.
Colombian Chepe Gonzales, who was with Virenque and Blanco at the beginning of the successful escape, lost contact and was caught by the pack when he stopped down the last descent from Passo di Malanotte to help fallen Kelme teammate Roberto Heras.
29.
The first SLR cameras with internal ( through-the-lens or TTL ) meters ( e . g ., the Pentax Spotmatic ) required that the lens is stopped down to the working aperture when taking a meter reading.
30.
In terms of aberrations, the lens suffers from noticeable vignetting when used wide-open on full frame cameras, though this is significantly reduced when used on a cropped sensor or stopped down to f / 2.8 or f / 4.
