30cm 18% Foldable Gray Card White Balance Double Face Focus Board - intl gia re 24h

• Material: PU leather, scrub resistance,memory steel skeleton, million fold without deformation.
  
• Gray side: Reflectance 17.8%; Density 0.74
  
• for Max. deviation of reflectance: 2%
  

Features:
Material: PU leather, scrub resistance,memory steel skeleton, million fold without deformation.
The product one side is gray, the other side is white, one for accurate exposure, while the other for setting the white balance, if the photos you shoot are always too dark or too bright, blue or yellow, then use this.
Using the latest double-sided design, the middle of the 18 degrees gray card with a secondary focus scale, the other side is pure white,which is the best way to tune the white balance color of photography, can be folded into the small bag when not in use, easy to carry and use
Advantages compared to ordinary cardboard gray card : can be folded, easy to carry, PU leather texture is not easy to damage, dirty can scrub, long service life.

Specifications:
Gray side: Reflectance 17.8%; Density 0.74
for Max. deviation of reflectance: 2%
for Max. error in exposure measurements: 1/8 of F-stop
Size:30 x 30cm

How to use it :
1. Turn the camera's power on and set it in any shooting mode. Toggle the camera's main control wheel to set the white balance to the LCD display PRE position, hold down the WB key for more than 3 seconds, and the display Pre starts to blink You can make a manual white balance setting. At this point the lens alignment gray card press the shutter, if the measurement is successful, the LCD display will show Gd ..

2. The distance between the lens and the gray card should be kept above 15 cm, and the gray card should be filled with the entire screen as much as possible, and any projection should be avoided on the gray card.

3. The gray balance process is independent of the focal length of the lens, and AF auto focus can be converted to MF manual focus and the lens focal length is adjusted to infinity. The purpose is to make the gray card more blurred and soft. Exposure compensation function may interfere with the measured data, it is recommended to close the exposure fill function

Package contents:
1 x 12 "/30cm Grey/White Balance Card
1 x carrying bag

• Thương hiệu OEM
  
• SKU 221030110_VNAMZ-277859661
  
• Dòng sản phẩm 30cm 12"X12" Foldable 18% Gray Card White Balance Focus Board Panel 2 Sides
  
• Loại bảo hành No Warranty
  

Bộ sản phẩm bao gồm1 x 12 ""/30cm Grey/White Balance Card 1 x carrying bag