Bulb
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B (Bulb) setting
A camera mode, also known as Bulb or Brief, (this has a 'B' icon on the shutter), that keeps the shutter open for as long as the shutter release is pressed This is useful for recording night scenes, ...
GLOSSARY: Bulb Exposure Mode
Unlike other exposure modes whereby the shutter speed is determined before the shutter is released, bulb mode opens the shutter when the shutter button is pressed and closes it again when the button is released.
Bulb Mode
Bulb mode is a shutter speed mode that allows the camera operator to hold open the shutter for as long as the shutter release button is held down.
Bulb
Flashbulbs - A special flashbulb that can be used at certain shutter speeds is called "FP" where the initials stand for Focal Plane.
Bulb Fields, Southern Netherlands
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Holland's bulbs are typically in full bloom from mid- to late April.
Bulb Setting - a setting that allows the shutter to stay open as long as the shutter release is being pressed
Camera Shake - movement of the camera that causes blurriness in your photographs ...
Bulb - This is a long time exposure setting - shutter stays open for as long as you keep the shutter release button held down. Time exposure mode.
Bulb Setting: A shutter speed setting on adjustable cameras that keeps the shutter open for as long as the shutter is pressed. Used for taking timed exposures with a cable release.( e.g. Astronomical photography) ...
Bulb
(B) exposure mode for making long exposures by keeping the shutter open manually
Buffer ...
Bulb Mode - Allows a photographer to keep shutter open for as long as he holds down the shutter release button.
Burst - or commonly refers to as Continuous Shooting; lets you take multiple pictures one right after another.
Bulb exposure
In this mode the shutter stays open for as long as you hold the shutter release button, use either dial to select aperture.
Bulb. Term used for a long exposure setting normally more than 30 seconds. The start of the exposure is made by pressing the shutter, only ending when the shutter button is released.
Bulb mode
Long exposure mode. In bulb mode, the shutter stays open as long as the release is held down. This allows exposure times of several minutes or even hours.
Bulb
The "glass" part only of a photo Lamp.
Burning Up
Overly bright, washed-out parts of a scene or subject, often as a result of subjects moving too close to an intense source. See: Moving Subjects, Graduated Scrim, and Floater for remedies.
Bulb setting
A shutter setting marked B at which the shutter remains open as long as the shutter release is held down. This is used for time exposures that are longer than your camera's preset shutter speeds.
"Bulb" (Long Exposure) Photography Tips
Now days many digital cameras have a mode on them called 'bulb' mode that allows you as the photographer to keep the shutter open as long as you wish.
Bulb size
Some more expensive strobes have a tubular or curved bulb for better quality of light. The difference will be very subtle.
Recommended Underwater Strobes: ...
-Bulb - See B.
-Bulk film - film purchased in long lengths. Used in a bulk camera back or with a bulk film loader.
-Butterfly lighting - lighting in which the main source of light is -placed high and directly in front of the subject.
B (Bulb) - A shutter speed dial setting that indicates that the shutter will remain open as long as the release button is depressed - also known as the "B setting " or "Bulb" setting. The "B" setting is used for time exposures.
B (bulb)
On Bulb, the shutter remains open as long as the shutter release is depressed. Usually used (with a cable release) for long exposures.
T (Time) ...
B ("Bulb")
Shutter setting on which the shutter will stay open as long as the release is depressed. Used for exposures longer than the numbered shutter speed settings.
(see Shutter speed) ...
What is bulb (B) mode?
Camera shutter times are normally specified in fractions of a second. Taking pictures on a sunny day, for example, can easily mean extremely brief exposures of 1/60 to 1/1000 of a second.
Bulb
This setting is available on some cameras which allow manual control of the aperture and shutter speed to set a long exposure for night time photography and other subjects.
Bulb (shutter speed)
When set to the Bulb setting, the shutter remains open as long as the shutter release button is depressed. This allows for real night photography, and is ideal for taking multiple bursts of fireworks on one frame.
Crop ...
Bulb - See B.
Butterfly lighting - lighting in which the main source of light is -placed high and directly in front of the subject.
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B (Bulb setting): A shutter speed setting that allows time exposures. The shutter stays open as long as the shutter release button remains depressed.
B (Bulb) Setting - A shutter-speed setting on an adjustable camera for time exposures. On a B setting, the shutter stays open until closed by the photographer.
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The bulb is the most critical part of the continuous lighting system.
Tungsten lamps, especially photofloods, throw off a lot of heat. Some also have an unusually short life span—as low as 3 hours.
B (Bulb) Setting
On adjustable cameras this setting allows for time exposures. On this setting the shutter will stay open as long as you hold down the shutter release button.
bare-bulb flash lighting Quantum strobe T-5d
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Bare-tube flash revival ...
Later bulb designs incorporated plastic coatings, to try to prevent bulb bursts - or at least contain the broken glass. These coatings were usually coloured blue - to give a colour temperature closer to daylight for use with colour film.
1. Use a bulb blower to dust off your lenses periodically. This is one of the safest ways to clean the glass.
Household bulb, new / some studio lights
3000-4000k
Sunrise / sunset (without the influence of heavy smog/smoke) ...
B (for bulb) - keep the shutter open as long as the shutter release is held
T (for time) - keep the shutter open until the shutter release is pressed again ...
+ 15- watt bulb at 6.5 ft.
With my setup, the supplementary weak exposure for Kodalith was 0.3 second at 25 volts with a 60- watt bulb at 4 feet; for Tech Pan, 0.
Top of Page B (Bulb)
At the B setting, the shutter remains open as long as the shutter release button remains fully depressed.
Top of Page Bracketing
Take a series of pictures at different exposures.
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"B" stands for "Bulb" and it allows the user to keep the shutter open indefinitely (for as long as
the user wants). DSLR cameras have exclusivity when it comes to this feature.
A Glossary of Photographic Terms: B
B (Bulb) Setting A shutter-speed setting on an adjustable camera that allows for time exposures. When set on B, the shutter will stay open as long as the shutter release button remains depressed.
If you have a B (Bulb) shutter speed setting you can use it to control exactly how long your shutter is open. This is always my choice. The trick is to open the shutter right at the beginning of the burst and close it when it reaches its peak.
A bright tungsten bulb with a colour temperature of around 3400K that is sometimes used in portrait studios. Most studio photographers prefer the convenience of electronic flash.
Related Terms
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Bulb Setting: An exposure setting on SLR cameras labeled with a "B." The bulb setting opens the shutter and keeps it open as long as you keep pressing the shutter release.
Tungsten Lamps Tungsten lamps 3200 K and 3400 K are suitable for normal black-and-white copy work When a reflector type of bulb is used, the need for external reflectors is eliminated.
The only tools you will need are, a lintfree cloth (or failing this, a repeatedly washed T-shirt or handkerchief), a sable artist's brush and a rubber squeeze bulb.
The modeling lamp for the StarFlash® is a 250watt halogen bulb and has three settings to assist you as you develop your shots: Off, I, and II.
Off, simply disables the modeling lamp but does not affect the flash tube power.
Two types of flash are available, Bulb and Electronic. Early underwater photographers had only bulb flash and although these may occasionally still be used these have largely been superseded by electronic flash.
Some cameras also give you the option to shoot in ‘B' (or ‘Bulb') mode. Bulb mode lets you keep the shutter open for as long as you hold it down.
A long thin tube is attached to your camera and when you squeeze an air-filled bulb on one end a plunger trips the shutter.
Ambient Light
The natural light in a particular scene, such as daylight or room lighting.
Angle Of View ...
The color chart series below was shot with my Canon 1Ds Mark II with a single incandescent light bulb in a white reflector. This was a standard grocery store 75 watt 'soft light' bulb. In camera white balance was set to incandescent.
It was at this point that the allegorical light bulb went on over my head and realized I could use a toothpick for a different purpose. The metal fragment I had been seeking to remove had rough edges from being broken off in the accident.
Along with the tripod, a photographer can use a cable release bulb. This mechanism allows a photographer to trigger the camera to take a picture from a distance.
One light bulb at a particular brightness and another light bulb of double the brightness would be considered to be one stop apart.
As I mentioned above, the shutter speed needs to be set to b or bulb (bulb refers to the old fashioned type of remote shutter release, on which you literally squeezed and rubber bulb and triggered the shutter with a burst of compressed air).
The reason I recommend a rubber bulb blower to blow dust and grit out of the inside of the camera body is that when squeezed, it provides a concentrated "puff" of air, but not the overly powerful "gush" that most brands of canned air supply.
Canon recommend using a blower bulb, with the tip of the bulb held no further into the camera than the lens mount. This is described on page 156 of the EOS 10D manual. The theory is that with bursts of air you can blow dust off the sensor.
B stands for Bulb and has been around on cameras since the late 19th century.
I had a Nikonos I camera with a bulb flash. That meant, of course, I was swimming around the reef with a mesh bag of floating bulbs tied off, and for every shot I had to take a new bulb out, insert it into the flash head, ...
Next, he went to work building his midground with a bare-bulb strobe, which essentially placed a pool of clean, bright daylight midframe. Its central highlight added a lively spark that brightened the otherwise dismal afternoon.
There is a special shutter speed, Bulb, that is available only in Manual mode. (On older cameras, it sometimes had its own mode on the dial.) With Bulb, the shutter stays open as long as you hold down the button.
Put your camera on manual and set the shutter speed dial to Bulb (B). This allows the shutter to remain open for as long as the cable release is locked on.
 See also: Light, Camera, Photograph, Image, Exposure
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