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Old 08-28-2011, 03:44 AM   #1
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Default The use of the indoor {laboratory} lights

indoor studio flash
this type of flash in order to encounter the high requirements of indoor shooting, the flash of light and color temperature output has a corresponding promotion in power output of light, stable output color temperature are reflected in the conveniences of this type of lamp. Of course, bulky, often shooting time assistant to assist push the light, can not be moved to field use (large-scale shooting available generators), which are failings.
often due to the power line and the lighthouse of the obstacles, many vocational studio will use the ceiling trail lighting to enhance the mobility of this level.
When given a perfect indoor flash, the appliance also requires a lead flashing, guide flashing is divided into radio signals and infrared lead flashing flash cited two types of infrared flash because indoor photography using lead , handy, maximum currently available flash aid infrared lead flashing appliance. Lead flashing is appropriate wireless signal range, lead flashing is controlled by a transmitter and recipient components, the recipient should be plugged into the tail of flash. Most are immediately made using the flash this direction, merely a few need to import high-end flash-specific interface, while supporting the use of telegraph flash control marker lead are mostly imported brands, expensive.
an indoor unattached light portraits
When the equipment is ready, begin the indoor flash shooting, begin talking almost a single lamp, a lot of adore for a photographer to say the sun, of way, a normal sun, according to subtle changes in the weather can be varied.


understood Rembrandt light is a typical single-lamp operation, prominent figures of the three-dimensional visual centre highlights. The loveliness of the light source itself also shows a single lamp magnetism.
when a single light portraits, to be noted that the light can not be too strong, as much as possible the use of reflective tools such as umbrellas or reflectors weaken the strong light, as much as likely so that the texture of the peel can well be expressed. Light location as head of the diagram above, choose a great umbrella to establish a more uniform soft light.
two indoor multi-light portraits
indoor multi-light shooting, but also follow the conviction that there is only one sun, more lights, effects and just play a supporting role, the main light only one. Regardless of how the lights change, the main light is the key to the whole shoot.
When using two lights, naturally one as the main light,Puma Lazy Insect, while the other is called as a fill light or auxiliary light.


when using 3 light, an as a cardinal light, fill light alternatively as the other two called the auxiliary lamp, the light better than the control, the prototype level is extra profuse.




more light in the indoor portrait shots, you need to disburse attention to the following three points:
1, need to be selected according to the shooting diffusers, umbrellas or safeguard such as a cellular appendix soften the light.
2, because the digital sensor's matchless specifics, making three-dimensional picture will be weakened, in the actual shooting, try to use the contour of light, can enhance the image of three-dimensional.
3, denote the retinue for reference only, the tangible shooting but also according to figures from the lighting to do with the actual light output.
three indoor portrait lighting Lamps instance


different from the orthodox dual-lamp lighting method, the main light 1 / 2 light output with umbrellas in the upper left, an auxiliary light with soft box is located right by the model later the full output used to accent the outlines and three-dimensional models. Soft light of the umbrella model rich wafers of detail, the auxiliary light is to enhance the role of a character's silhouette and measurement. For the lights of the lofty accuracy requirements of the location, the photographer can continue to debug to achieve the desired light-bit, but all with the main light exposure amount of light to do the standard output. This reach is more suitable lighting digital photography, make models of the main structured, three-dimensional famous, to make up for the lack of three-dimensional digital film characteristics.
four indoor dual-lamp lighting portrait instance


lighting of this picture is very special, entirely backlit, but only two lights and soft box, so models stand before the main light soft box, coaxial with the seat set a fill light, backlight and outdoor obtained alike results, but the light is more slight,Puma Trionfo LO L II, to better show the details of the dingy side.
five indoor multi-light portrait lighting instance
traditional three-lamp lighting method, the main light all light with soft box in the upper left, upper right for an auxiliary lights with soft boxes, solid background as enabled, in order to make the background look up more bright colors, models, a background light behind the set, and join a blue filter. Rich layers of detail, the role of auxiliary light. The most conservative method of lighting safety for light-bit precision is not too many demands, but this fabric is light and most ordinary. For first-time shot into the studio to use.



same way lighting, distended to more than shooting or larger range of motion, we just pay attention to the main light direction and exposure zone can generally only move the main light you can occupy light than even the right pictures.
six indoor multi-light portrait lighting instance
this picture of lighting is also very special, two 1600W + softbox lighting the backlight entirely, the model is to use a reflector on the direction of reflection, to illuminate the front and face models. Two side of the backlight light perfectly outline the contours of the model, the model face due to the use of reflectors, and will not not level, this fabric is light and expressions more suitable for the extravaganza of man or feminine of a secret, but also can make models look more slim. Metering when shooting the main attention to people face side light, 1 to 2 lower and lower stop, such as complete by the face side light, the light out of the film profile will disappear, resulting in overexposure.
7 indoor multi-light portrait lighting instance


this picture of lighting is also very special, two 400W light + soft box outline nigh the symbol backlit illumination, the main light with umbrella, to clarify the front and the face model, and light at the end with a model of the jaw to eradicate shadows, two backlight side of the light perfectly outline the contours of the model and produce a strong sense of space, the main care when shooting metering, metering subject to people's faces, and outline light should be stronger than the main light.
flash in a very short phase of period to issue a strong light. Therefore, in this moment the curtain must be open in array to accomplish the purpose of the membrane exposure. This requires flash with the curtain
flash synchronization methods are commonly used in M, X and FP or F. M-type flash sync for most of the spume and the leaf shutter, with shutter speeds of up to 1 / 500 sec. X-type is for electronic flash or with the blade focal plane shutter sync and set up. When you use a focal plane shutter, and flash bulbs, you need to use FP or F synchronization. X-type synchronization with the shutter blades, and no one can make electronic flash sync shutter speed. Use the flash bulb is 1 / 30 seconds.
flash exposure is usually used to calculate the flash index. Electronic flash flash index depends on the value of light, candle light beam based on the value of seconds (BCPS) or efficacious candles seconds (ECPS) as a unit. Index with the following formula can be obtained through flash exposure needed to correct the aperture value:
flash flash to the subject index of the distance (in ft.) = aperture
example, a flash index of 64, the flash to the subject distance of eight feet:
64 / 8 = 8 aperture should be set at f / 8.
Please memorandum that flash on the type of index is calculated in feet from the unit, such as the replaced meters need to be divided by 3.28 index of the flash, work computing. Some electronic flash is auto flash control when using this type of flash, to a decisive distance range, only selected along to the sensitivity of a film aperture, the flash automatically controls the flash period, in order to get the correct exposure, no need to use the upon formula.
machine flash
will flash the camera directly mounted on or close to the next use, the light is direct, blunt, needy shape, the back of the subject will actors a dark shadow, the shadow lines are important for the shadow of the cover. The circumstance of color film, deep dark shadow will give people the feeling of color perversion.
Furthermore, the machine will flash on the two problems, one
in a number of color photographs taken with the flash ashore the subject's pupil is red, this is because the flash from the camera also near, light is wealthy in blood vessels of the retina reflected sake. The best solution is apt make the flash farther away the lens. If you can no do, you tin take always the inner lights rotate ashore, addition the sunshine of chamber to solve. In bright light, the pupil will shorten, reducing the ruddy reflected light. Similarly, ahead shooting, the subject, premier look by a light (such as chamber lights) and even attempt to make the pupil smaller.

flash of light reflection also has damaging effects on the screen, so the background when shooting to avoid those bright reflective surfaces such as mirrors, skylights and light wall and so on. Can not be avoided, you can adjust the shooting position, so that reflective surface with a certain angle, or flash to take down the light from distinct direction, we can reduce the reflection phenomenon. Glasses are often reasoned by a strong reflection, the solution above.



machine appearance the flash from the camera flash on to take down, so that an arm's distance away from the camera or farther, so can amend the flash lighting achieve. When the flash is located above the side of creature photographed when he was photographed on the back of the projector screen will be on the outside. This light can improve the effect and three-dimensional fashion,Puma SF Trionfo Low, resulting in better picture plane demonstrated the true face of the object. When catching pictures in the rain and sleet climate, but also to make the flash away from the camera lens axis in order to shirk straight light rain or snow in the irradiation damage of the screen. Flash when using this method, the necessitated aperture for correct exposure value can be directly used flash to flash index divided by the distance between the subject (not the camera to the subject distance) to obtain.

multi-lamp flash

use more than two flash light,Women Puma Ferrair Drift Cat, can enhance photos aesthetic entreat, and in whichever environment have access to the variety of multi-photo studio lighting effects.

often used as the primary flash of light outside the camera's flash is located mainly used to emphasize the subject of three-dimensional. It is from the subject to be closer than the auxiliary flash. Auxiliary flash mounted on the camera (or in the camera position), to increase the shaded lighting. Third flash to illuminate the background, or, as the backlight as light as a profile.
At this time,Puma Shoes, based mainly on the main light exposure to the subject distance may be, if it were not for, and then make some adjustments with reference to auxiliary light. Does not affect the exposure of backlit subjects. Calculations for the main, auxiliary lights flash index and their respective distances to the subject were calculated aperture value. If the feud between the above two steps or two treads of aperture, then it is at a smaller aperture (ie, the main light aperture) exposure. If the distinction is 1 / 2 to 1.5 f-stop, you need a smaller aperture-down on the basis of 1 / 2 stop exposure. And whether they are equal, the exposure of a file when a small aperture due.

Sometimes, in order to shoot with a smaller aperture, you can also make a number of flash in front of a duplication of the subject lighting. Lighting the lamp and light from the amount should be equal, calculated as the aperture value:

index
two lights flash lighting aperture overlap = 1.4 X -------- a
Distance


index
four lights flash lighting aperture overlap = 2.OX---------
from

For example, two flash , flash index of 400, a distance of 36 feet, enumerated as follows:
400
aperture = 1.4X------= f/15.4 or f/16
36
in some a wider range of shooting situations, respectively, with a number of different chapters of flash lighting. Thus, almost no overlap lighting phenomenon. That the correct exposure is the opener to make every light to the subject distance are equal. The calculation methods and the same single light. Closest to the camera's flash sync with shutter flash, others are dependent on the sensor flash. Of course, all the lights must be placed back a variety of functions, not on the front of the lens.



outside auxiliary flash metering in the sun, the altitude light and backlit film, the flash can be used as an auxiliary light to depress light ratio. This is especially profitable for folk photography, not only can improve the lighting effects, but also to show people the natural and vivid facial statements.

auxiliary light amount of light should be appropriate, not the shadow of all devastated, or not natural. Schedule 1 is based on file invested from the 3:1 ratio of the benchmark light. To light ratio fell to 2:1, only one-third cutback from the table. To mushroom to 5:1, by the time one-third of the distance can be increased. Table 2 lists a diversity of flash-assisted exposure, and when the light by the same, relying on the film speed, shutter speed and aperture value. In the same exposure conditions, the different changes with speed and aperture, can you can nourish the same ratio based on the change of light and the distance between the subject. Table on the basis of light according the film speed is the reciprocal of exposure to the shutter speed, aperture of f/16.
Because most focal plane shutter with electronic flash sync speed of up to 1 / 60 seconds (some can go to 1 / 250 second), so can see from the table, can be successfully used as an auxiliary flash distance range is more restricted. If a great many of electronic flash light for the shutter blades, the effective distance is many greater. For example, the flash light amount of 2800BCPS, light ratio of 3:1, can be seen from the table in 6-24 feet distance range can use different shutter speeds. If the flash cast a white handkerchief on, you can schedule a half of the distance used.

specific use of the Schedule as usual:

1. Depending on the flash index from Table 1 to find the corresponding the column.
2. The right intention to select a appropriate distance.
3. Upward direction and the distance to find the proper speed.
4. According to the shutter speed and film speed used, from Table 2 to find the correct exposure aperture.
5. According to the speed, aperture and distance, as an aid with a flash light to shoot.

no timetable, merely too to resolve the auxiliary flash exposure. The first method:
1. Measured with a measure the correct object in the sun exposure,Puma Australia, flash sync with the selected shutter speed (case in point, usually the focal airplane shutter is 1 / 60 sec). According to this table, detect the speed from the metering aperture.
2. Found from the flash or manual flash film index.
3. Flash index divided by the aperture ratio of 2:1 is the flash of light and the distance between the subject.
4. To change the light ratio, the distance can be further converted as with: light from the X1.5 = 3:1 than the distance from a light 5:1 X 2.0 distance. Light than color film should be 2:1 or 3:1; black and white, compared with 3:1 to 5:1.
second method:

1. Flash to flash index divided by the subject's needs comesintoseffect the aperture value.
2. Will not longer accept the small aperture of a file, the light ratio is 3:1; receive small second gear, light percentage is 5:1.
3. Was amounted with a meter below the sun exposure, according to the selected aperture to find the desired shutter speed. If the sync speed with flash on here shooting. If not, change the lights on an appropriate distance to the subject in order to obtain the aperture and speed prevail.

light plus Flash

live indoors with flash, flash of light intensity constantly exceeds the brightness of the light field, that revealed traces of pretended light, noxious to the real photos atmosphere. To avoid this phenomenon, you can choose a lower shutter speed, and before the flash (and not in front of the camera) with a gray percolate in order to reduce light intensity. Light intensity is reduced, you can use a larger aperture. Large aperture and cheap shutter speed, the light can make the site more exposure to emotional film in season. So that the photos look more natural.
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