Diffuser
Any material that can scatter or diffuse light. The effect is to soften the character of light. The closer a diffuser is to a light source the less it scatters light.
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Diffuser
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Diffusing your Flash ...
A diffuser is any kind of light modifier through which light passes and is softened. There are many types of diffusers.
Using Diffusers
Inexpensive stretcher bars can be found in almost any art supply store. The same store should have a sheet of vellum in the same size as the assembled frame.
A fabric diffuser on a stand. Courtesy of PhotoFlex.
Create a flash diffuser - perfect for portraits - out of milk bottle in less than a minute!
Techniques & tips ...
Diffusers: Diffusers work great when you need to soften the strong contrast of full sun and you’re photographing relatively small subjects. The one I have is a 22 inch collapsable disc that folds up small enough to fit into my camera bag.
Diffuser
Diffuser is a device that fits on a light source (photo flood, flash unit, etc.) that diffuses the light source, thus providing a softer, reduced light.
Digital Camera ...
Diffuser - something put over light to decrease its contrast
EV - (exposure value) used to measure brightness
Exposure Bracketing - photographing the same object at different exposures ...
Diffuser
Any material capable of letting light scatter (diffuse) through it.
Digicams
Popular term for a Digital camera. A camera that does not use traditional silver halide film.
(see Silver Halide) ...
Diffuser
A piece of opaque plastic that sits over the top of a flashgun. It's job is to soften the light from the flashgun, and therefore reduces harsh shadows caused by a 'bare' flash.
DIFFUSER - Material that diffuses light. A diffuser may be a translucent material or a rough-surfaced reflective material, both of which scatter light's rays, thereby softening the light.
Diffuser
A device that increases the effective area of a lightsource, i.e. makes it less pointlike. This is usually a piece of opal or translucent plastic that can be fitted to the front of a light source.
Diffuse ...
Diffuser
A material that softens light passing through it. The effect is to soften the character of light. The closer a diffuser is to a light source the less it scatters light.
Flash diffusers.
A number of manufacturers, such as StoFen and Lumiquest, sell various attachments you can clip or tape onto the head of your flash unit.
Diffusers
In order to produce a soft light that will in turn produce soft edged shadows, we need to spread the light out with a diffuser.
Diffusers are great. I use the Lumiquest Pocket Bounce on the 550FD and the Lumiquest Soft Box on the Vivitar 2600. Still, bouncing off a nice white wall (or poster board) is even better.
Flash and Film ...
Diffuser: A collapsible diffuser looks very much like a reflector (see Figure 7). The difference is that a diffuser allows a portion of the light to pass through. The light is diffused in the process resulting in a much softer light.
A diffuser is a large metal hoop covered in translucent nylon. Folding it up is probably worth a PhotoTip in its own right, but I'll differ that for another day.
A diffuser enlarger's light source is diffused by translucent glass or plastic, providing even illumination for the film.
The Diffuser: I have a LumiQuest Pocket Bouncer which appreciate immeasurably. It is the most compact way to achieve a pleasant softness of light. If you've never seen one of these, it is a trapezoidal hood that attaches to the flash with Velcro.
Using a diffuser works best if you are shooting at a close range. While a diffuser will soften the light, it will also spread it out, making your "working distance" much smaller.
Diffusers of various sizes which scatter and soften artificial light or sunlight. Synthetics (which don't yellow as fast or blow the budget) have tended to replace the labor of silkworms.
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When a diffuser was used it was the Sto-Fen® Omni-Bounce®
Slides were digitized on a Nikon Coolscan IV ED scanner, without any alteration to color, curves or anything else, except for a slight unsharp mask performed equally on all enlargements.
Gary Fong diffusers are generally for professional use and start at about $60. However, Fong also makes a neat little diffuser that you can pick up for around $20 called the Puffer.
hot spot diffuser
a light shield attached to a carbon arc lamp to eliminate hot spots in lighting.
hot stamping
a method of printing that uses a hot metal die to impress an image onto the surface of a substrate.
Using Flash Diffusers and Reflectors
How to Soften Up Harsh Flash Lighting
Ray Flash: The Ring Flash Adapter
Using A Flash Rotating Bracket To Reduce Shadows
Orbis Ring Flash - Review ...
A box with a diffuser panel that attaches to the front of a flash to give soft even light. Any visible highlights such as catch lights in eyes, reflections in silverware will be neat and square.
Speedlite with diffuser on bracket
I diffuse whichever type of flash I am using for softer light and no harsh glare on the water drop.
Common accessories are as follows: diffusers, barn doors, snoots, and umbrellas. If accessories are not available, compromises in the lighting can alter the effect and quality you desire. Diffusers.
Light Box An internally illuminated container that uses indirectly placed light sources to evenly illuminate a translucent diffuser screen on one side of the container.
These units have built-in electronic flash, diffuser, and filters. You place your slides on the light box to copy. You also need an extension device, either bellows or tubes or a macro lens that can focus to life-size.
A diffuser bounces, spreads or softens the light for a pleasing effect. You can purchase a professional diffuser or make one by wrapping the flash in tissue paper.
Check your Batteries.
This is especially true in a studio, but also outdoors where they use reflectors and diffusers to control the amount of light on a persons face. The background is often intentionally out of focus.
The strobes used for model photography need to be wide-angle as well, typically by means of a diffuser or by use of multiple strobes.
Check to see if this number is with a diffuser or not, since a diffuser will reduce the guide number. when you look at the power of a strobe, you must also look at the angle of coverage.
You may also need diffusers. If you've seen those umbrellas in studios, those are diffusers. They help in attenuating the light. And if you need to change light, moderators are needed.
One woman had this cool diffuser on her flash that I wish I’d had with me (I’m sure people are laughing at this since I’ve complained about size and bulk and now I want a diffuser) as I really was starting to not like in-camera ...
Try using a diffuser in front of the flash. It could be a piece of white paper or some translucent plastic. You'll soften the light and prevent glare and harsh shadows. On some cameras, you can use a product called a Lightscoop.
The gray clouds serve as a giant diffuser, creating an even dispersion to the light. Little or no contrast is evident and the subtle hues of spring become more saturated.
A diffuser like the Lumiquest Big Bounce can soften the edges of shadows and make your lighting look a lot more natural, especially if you can combine it with an off-camera flash cord.
Of course, the flash could have been used ‘naked’, but adding a diffuser produces a softer, more flattering light while still giving attractive catchlights.
Fortunately it is possible to increase the angle of a narrow angle flashgun to cover a wider lens by placing a diffuser In front of it.
" flash reflector / diffuser. After reviewing the Flip-It flash reflector/diffuser, I'll be adding some more information here about the advantages of bounced, diffused and reflected flash photography.
Simple bounce flash diffuser
Using a 3×5 inch white card to bounce a built-in flash helps eliminate strong light and shadows on a subject.
Slow Sync Flash mode ...
Includes 2 stands, 2 light heads, 2 octagonal soft boxes w/diffusers, bulbs, carrying case
Included fluorescent bulbs are 26 watt each (total 1000 watt equivalent light)
Bulb sockets are ceramic for added durability ...
The StarFire™ has a built-in diffuser and reflector. With these built-in options, you can quickly modify your lighting without accompanying hardware.[figure 3] ...
Cold cathode illumination
A low temperature fluorescent light source common in many diffuser enlargers, which is inclined to reduce contrast and edge definition.
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More Photographic Terms ...
Diaphragm The mechanical device inside a lens that controls the aperture. Diffuser Any device or substance placed between the central light source and the subject that softens or spreads the light.
Special techniques include selective focus, selective filter use, and use of reflectors and diffusers. These will all be illustrated and discussed.
Some general ideas and concepts to keep in mind during all of the lessons: ...
On a hand-held light meter (left), the incident light creating the general ambience of the scene is often measured using a diffuser that looks either like a glass honeycomb or a half ping-pong ball; ...
How to Use Multiple Lights for Dramatic Portraits
Making your own flash diffuser
Software
Lightroom Fundamentals and Beyond
Layer mask technique ...
You can buy a reflector or diffuser at a camera store, but you can also use common household items. Aluminum foil wrapped around a baking sheet, a car dashboard reflector, or a white foam core board can be used to reflect light.
G lamp bases (bare bulb, no accessories attached)
2) White acrylic plate on 40cm Foba tubes (white paper covers the floor below); about 200 lit candles
3) Para 220 FB (defocused)
as fill-in light
4) Softlight Reflector P with diffuser ...
We aim the camera at a white wall (about 0.5 m away) which is evenly lit by two soft boxes (producing about 10 EV across the entire wall), and a heavy diffuser placed over the front of the lens.
If bounce flash isn't an alternative, try diffusing the flash with a commercial diffuser that slips over the pop-up flash or place a piece of tissue over the flash to diffuse the light.
For three-dimensional objects, I mainly use reflectors behind big diffusers, but also softboxes. I use a Phase One body primarily for three-dimensional objects; we also have a Sinar p3 view camera for paintings or for perspective control.
Other accessories you should consider
Lens hood, portable storage, flash diffusers ...
Use a diffuser - this is a device that installs on the flash and softens the light. It is especially useful in situations that require pointing your flash directly at your object.
You can either correct this vignette by using a wide angle diffuser over the flash head, or take advantage of it by zooming in further.
 See also: Photograph, Camera, Light, Photography, Image
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