What's the use of a four-leaf honeycomb cover

Four leaves are shading plates, which are often used in constant illumination and traditional lighting technology. The main function of honeycomb is to provide hard tuned light, which is just the opposite of soft box. Although the names are mixed together, each has its own uses! Hood is a device installed in front of photographic lens, digital camera and video camera to block harmful light, and it is also one of the most commonly used photographic accessories. The hood is made of metal, hard plastic, soft rubber and other materials. Most 135 lenses come standard with a hood, and some lenses need to be purchased separately. Different lenses use different models of hoods and cannot be used interchangeably. Hood is an indispensable accessory for visible light lens! The function of the hood is to prevent stray light from entering the lens, so as to eliminate fog and improve the clarity of imaging. Clarity and color reduction, the main uses are as follows: 1, which can prevent non-imaging light from entering and avoid fogging when shooting with backlight, sidelight or flash; 2. When shooting in front light and side light, it can prevent the surrounding scattered light from entering the lens; 3. In lighting photography or night photography, it can avoid the surrounding interference light from entering the lens; 4. The hood can also prevent accidental damage to the lens, prevent fingers from touching the lens surface by mistake, and shield the lens from wind, sand, rain and snow to a certain extent; Hood hood is widely used in backlight photography, which can generally avoid glare. However, if the light source is close, glare may still appear. At this time, you can block the hood by hand at the side where the light source is located, and whether to eliminate glare can directly observe the effect in the viewfinder.