• Tricolor gray card is applicable to hand-held light meter, TTL SLR camera and side axis camera with light measurement
• The standard 18° gray card can balance the scene with complex light to 18% medium gray
• Record the reflected light of the gray card through the light meter to obtain accurate exposure value

Instructions:

• 1. Use the camera to take a picture of the gray card, let it fill the lens completely, and measure the light.
• 2. Set the white balance of the camera to custom, and select the gray card pictures taken before. In the future, no matter what color, do not set the white balance, and use this gray card as the white balance directly.
• 3. After selection, start taking pictures. At this time, the photos taken will return to the original color of the object as far as possible without color difference.

Specifications:

• Material: environment-friendly plastic plate
• Size: 8.5cm * 5.4cm
• Weight: 30g