What is a Matte Box for your video

  Mention matte box, many people may be the impression that professional, loaded forced, but in fact many people ignore the importance of matte box, but the matte box on the use and did not imagine the trouble. Generally do not need to be used when it can be reversed mounted on the lens, will not have a significant impact on the shooting process. And in the event of an accident such as a camera crash on the ground, you will fortunately have a matte box protection is how important it!
  Before explaining matte box what is the use, first to say what is the matte box. There are two common matte boxes: round and petal-shaped. In general, the round matte box is for the fixed focus lens and the majority of petal-shaped zoom lens - petal-shaped matte box has two longer, two shorter.
  We only remember the following formulas can be: the upper and lower two longer, left and right two shorter. When the installation is completed and the same lens, you will hear a "click", on behalf of the matte box has been installed correctly. So, in the end matte box what is the use?

  Matte Box SK-MB1
  The Sevenoak SK-MB1 DSLR Matte Box with Top Flags for 15mm Rods from Sevenoak is suitable for use with a wide variety of DSLR cameras and baseplates with 15mm rod system(cameras, baseplates, and rods are not included). It is constructed from high-grade ABS plastic, and the included flag is made from aluminum. It is used on the end of a lens to block the sun or other unexpected light source during shooting.
  Simple and lightweight;
  Foldable and removable French flag;
  Fits for industry standard 15mm supporting rods;
  Universal anti-reflection fabric donut;
  Adaptable to various lens sizes;
  Compatible with other accessories;
  High-grade ABS plastic and Aluminum construction;
sevenoak camera matte box
The usefulness of a matte box: to prevent glare
  If the surrounding stray light into the lens, reflected through the lens to the light-sensitive components, will form a bright light. If there is flare, it may form a light class. The spot is most likely to appear when shooting in backlight. Under strong light, light is projected onto the light-sensitive element to create a light spot. Images may also be fogged, reducing contrast and color saturation. With matte box, to prevent stray light into the lens after the flare. However, sometimes in order to create the effect, some people will choose not to use the matte box to let the light generated.

  In fact, matte box can effectively block the light outside the scene, to avoid affecting the subject's contrast and saturation. There are some advertisers in the market who are looking for a multi-purpose matte box with multiple lenses. Actually, the effect is not as good as the matte boxes designed by manufacturers for each lens are specially designed to block the light outside the specific focal length of the lens. Using the wrong matte box may result in a vignetting of the image, which outweighs the loss.

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