QBP-G Manual.indd - B&H Photo Video Digital Cameras
Contents
1. QuikBalance Collapsible 18 Gray Panel INSTRUCTIONS Thank you for choosing the Impact QuikBalance Collapsible 18 Gray Panel This versatile portable easy to use photographic tool makes it possible to achieve perfect exposure and color balance in your photos and videos every time This flexible panel unfolds to become a disc that s a neutral white on one side and 18 gray on the other The white side can be used to set precise and accurate white balance for your digital camera at a photo shoot or as a post production tool to ensure correct color rendition using editing software like Adobe Photoshop It can also function as a handy bounce card to fill shadows The gray side is 18 gray the photographic standard for determining correct exposures It also can be used for setting white balance The QuikBalance 18 Gray Panel is available in 12 22 and 30 diameters Warnings e Please read and follow these instructions and keep this manual in a safe place e Keep this unit away from water and any flammable gases or liquids e Avoid exposing this product to sunlight for extended periods fading may affect performance e Handle the unit with care e Clean the unit with a soft dry cloth e Use only parts provided by the manufacturer Make sure the item is intact and that there are no missing parts e All photos are for illustrative purposes only Contents Include e Impact QuikBalance 18 Gray Panel e Stora2. surroundings in the same lighting environment as your photo After you ve taken this reference photo containing the neutral white panel remove it from the subject area You Il want to take a separate image for each different lighting condition you plan on shooting Upon finishing your photo shoot you will use the reference photos of the neutral white panel to set the white balance for each respective series of photos To use the neutral white panel in your post production workflow select a point on the neutral white panel image in your post processing software to be the source reference point for the white balance setting Next select the images taken under that lighting condition and instruct the software to apply that same setting to the rest of the images in the series The neutral white panel can be used to set the absolute white point such as that found in Adobe Photoshop Levels controls You can also use the gray panel to set the gray point in Levels You can use editing software such as Adobe Photoshop together with your reference image to color correct the image using the Levels function Preset Default IZ Cancel Channel cm Input Levels Auto Eyedropper to set white point Ca Options Eyedropper to set gray point 335 Eyedropper to set black point i I Preview 1 00 255 o o Output Levels o 7 Metering us
3. ce visit www impactstudiolighting com or call Customer Service at 212 594 2353 IMPACT A Gradus Group Brand Product warranty provided by the Gradus Group www gradusgroup com IMPACT is a registered trademark of the Gradus Group 2014 Gradus Group LLC All Rights Reserved GG2
4. ge sleeve e User instruction manual e One Year Limited Warranty OBP G 12 12 diameter 30 cm 4 oz 113 g OBP G 22 22 diameter 56 cm 8 oz 226 g OBP G 30 30 diameter 75 cm 16 oz 452 g Human beings can see millions of colors accurately even in changing lighting conditions The perceived color of an object changes according to the color of the light striking it Our brains automatically compensate when the color of the light changes so that a red ball will look red to us in daylight under fluorescent lights or lit by a table lamp But a digital camera will record the ball as different colors under different kinds of lighting that is unless the white balance is set to match the specific lighting condition The color of light is measured on the Kelvin scale with a temperature of degrees Kelvin K used to describe changes in the color of light As Kelvin temperature increases the color of light becomes cooler which is seen as moving to the blue end of the scale Inversely as Kelvin temperature decreases the color of the light becomes warmer which is seen as moving towards the red end of the scale Tungsten light is on the warmer end of the Kelvin scale approximately 3200 K while daylight falls on the cooler end approximately 5500 K In order for the camera to accurately record colors it must have its white balance set to the same color temperature as the light that is falling on the ob
5. ght reflected from the gray side or the white side as a precise reference to determine the exact lighting conditions The camera or post production editing software can then correct and balance all the colors in the entire photograph Note You MUST create a new white balance reference each time the lighting conditions change or the camera settings change In Camera Custom White Balance For In Camera Custom White Balance some cameras will require you to take a picture of the neutral white panel under the exact lighting conditions of your photo shoot That image will serve as your reference You should fill as much of the viewfinder as possible with the white panel Note When taking the shot for the white balance reference make sure all the settings shutter speed aperture ISO etc are the same as the final shot Use the menus on your camera to set the WB to Custom Refer to your camera s manual for the specific steps to perform this task since it varies between manufacturers and models Without QuickBalance Gray Panel With QuickBalance Gray Panel CLS Post Processing WB RAW You will need to shoot an image with the neutral white panel somewhere in the photo for each lighting situation you encounter The neutral white panel does not need to take up most of the viewfinder as for in camera white balance since you will merely be sampling this small area as a reference To do this simply take a picture of the panel and
6. ing the QuikBalance Gray Panel for perfect exposure Your camera s light meter can t see in color It only sees reflected light in shades of gray Of the entire range of reflected light that your camera meter sees 18 gray is the middle hence the term middle gray All built in camera light meters work in this way To meter off of your 18 gray panel simply position the panel in the light that is falling on your subject so that the panel is angled slightly toward the primary light source It is necessary to fill your frame with the gray panel unless your camera is set in Spot Metering Mode and is reading only the gray panel in a scene Metering from the 18 Gray Panel will work in any exposure mode Folding the QuikBalance Gray Panel for storage Collapsing the QuikBalance Gray Panel to fit into its storage sleeve can be tricky but a little practice will help you get it right Follow the instructions carefully 1 Grasp the QuikBalance Gray Panel as Twist the panel into a figure eight shape shown Please place thumbs on opposite sides of the disc Continue twisting while pushing the two Push the two sides so that one passes in sides towards each other front of the other and they align so they can be stacked together The reflector will now fit into the storage sleeve One Year Limited Warranty This IMPACT product is warranted to the original purchaser to be free from defects in materials and workmanship under normal c
7. ject being photographed Your digital camera has a number of white balance presets which can be found in the White Balance WB menu of your camera In many cases choosing one of these presets will give you a relatively good result For the most precise result however you should use a digital white panel to set a custom white balance for your photo session AA MBa W le fi de di 4 aSuopre 41 Auto White Balance Other Common Presets Custom White Balance By using the neutral white panel you can set the camera to a precise white balance resulting in a more accurate recording of all the colors This is particularly important when there is mixed light from different sources For instance there might be a mixture of daylight and tungsten with a bit of fluorescent thrown in A neutral white panel should be used even when lighting conditions are completely controlled such as in a studio to achieve perfect results You will get the same color results throughout the shoot which also makes it easier to automate when editing in post production to fix all similar images at one time Perfect white balance Each side of the panel is formulated to be spectrally neutral This means that all light that is reflected from either side is a true and accurate representation of the qualities of the light nothing is added distorted or subtracted Using your camera or post production editing software you can use the li
8. onsumer use for a period of one 1 year from the original purchase date or thirty 30 days after replacement whichever occurs later The warranty provider s responsibility with respect to this limited warranty shall be limited solely to repair or replacement at the provider s discretion of any product that fails during normal use of this product in its intended manner and in its intended environment Inoperability of the product or part s shall be determined by the warranty provider If the product has been discontinued the warranty provider reserves the right to replace it with a model of equivalent quality and function This warranty does not cover damage or defect caused by misuse neglect accident alteration abuse improper installation or maintenance EXCEPT AS PROVIDED HEREIN THE WARRANTY PROVIDER MAKES NEITHER ANY EXPRESS WARRANTIES NOR ANY IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE This warranty provides you with specific legal rights and you may also have additional rights that vary from state to state To obtain warranty coverage contact the Impact Customer Service Department to obtain a return merchandise authorization RMA number and return the defective product to Impact along with the RMA number and proof of purchase Shipment of the defective product is at the purchaser s own risk and expense For more information or to arrange servi
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