When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Flash (photography) - Wikipedia

   en.wikipedia.org/wiki/Flash_(photography)

   Flash refers either to the flash of light itself or to the electronic flash unit discharging the light. Most current flash units are electronic, having evolved from single-use flashbulbs and flammable powders. Modern cameras often activate flash units automatically. Flash units are commonly built directly into a camera.

3. Nikon Speedlight - Wikipedia

   en.wikipedia.org/wiki/Nikon_Speedlight

   Nikon SB-400 Flash. (GN 69 ft, 21 m @ 27 mm) The SB-400 is a lightweight and very compact shoe-mount flash unit, powered by only two AA-size batteries. It uses a 40 mm xenon tube. Despite its small size, SB-400 is a very capable flash with a variable angle 'bounce' head (up to 90 deg.). The head lacks tilt movement which is common to larger ...

4. Flash synchronization - Wikipedia

   en.wikipedia.org/wiki/Flash_synchronization

   In photography, flash synchronization or flash sync is the synchronizing the firing of a photographic flash with the opening of the shutter admitting light to photographic film or electronic image sensor. PC-socket. In cameras with mechanical (clockwork) shutters synchronization is supported by an electrical contact within the shutter mechanism ...

5. Canon EOS flash system - Wikipedia

   en.wikipedia.org/wiki/Canon_EOS_flash_system

   The EOS flash system is capable of wireless multiple flash control, whereby a master flash unit IR (ST-E2) or RF (ST-E3-RT) transmitter mounted on the camera body can control up to 3 (optical) or 5 (radio) groups of flash units. The Canon EOS 7D is the first Canon body to be able to control Speedlites wirelessly without the use of a Master ...

6. Olympus OM-4 - Wikipedia

   en.wikipedia.org/wiki/Olympus_OM-4

   Frontal view of an OM-4 camera body, without lens attached Top view of an OM-4 camera body, showing controls. The OM-4 used a horizontal cloth focal plane shutter with a manual speed range of one second - 1/2000 second (up to 240 seconds was possible in automatic mode), plus bulb and flash X-sync of 1/60 second. Unlike most SLRs of the era, the ...

7. Through-the-lens metering - Wikipedia

   en.wikipedia.org/wiki/Through-the-lens_metering

   Through-the-lens metering. In photography, through-the-lens metering (TTL metering) refers to a feature of cameras whereby the intensity of light reflected from the scene is measured through the lens; as opposed to using a separate metering window or external hand-held light meter. In some cameras various TTL metering modes can be selected.