How to use and control the light ratio to achieve the ideal shadow effect?

How to use and control the light ratio to achieve the ideal shadow effect?The light ratio is the ratio of the amount of light in the darkest part of the subject to the amount of light in the brightest part. The size of the light ratio directly affects the tone level and tone level of … Read more

Performance and characteristics of the camera filter

Performance and characteristics of the camera filter.In fact, the performance of different filters is also different. For example, the basic function of color temperature conversion filters and color temperature compensation filters is to change the color temperature of the imaging light. They are manufactured to overcome the limitation that the film itself cannot change the … Read more

Classification of camera filters

Classification of camera filters.Lens filters are also called color filters, or filters for short. Using filters is an important part of photography. Filters have two meanings: First, traditional filters. A lens or lens group installed in the optical path to adjust and control the nature (color, intensity, polarization) and propagation direction (refraction, diffusion, diffraction) of … Read more

How to use the aperture correctly in photography?

How to use the aperture correctly in photography?Aperture, also known as aperture diaphragm, is used to change the aperture size to control the luminous flux of the imaging carrier. In 1939, Frenchman Martin invented the automatic aperture of the camera. The size of the aperture affects the luminous flux. The so-called luminous flux is the … Read more

Standard lens, wide-angle lens, telephoto lens

Standard lens, wide-angle lens, telephoto lens.Standard lens is also called standard focal length photographic lens. The standard lens has a viewing angle of about 50°, and the focal length is approximately equal to the diagonal length of the imaging carrier. The standard lens is designed based on the angle of view of the human eye … Read more

What is light quality? What is direct light, scattered light, and reflected light?

What is light quality? What is direct light, scattered light, and reflected light?The texture of light is a kind of visual and psychological perception of light. Soft or hard is used to describe certain properties of light. Different light sources have different light textures, and the same light source has different light quality due to … Read more

Photographic light type and classification

Photographic light type and classification.The so-called light type is light that has a specific modeling effect on the subject. There are main light, auxiliary light, contour light, background light, and decorative light. Different light types have different uses. In shooting practice, one, two or more light types can be used. The more light types, the … Read more

Light position and application of photography

Light position and application of photography.The so-called light position is the specific direction of the light source illuminating the subject. That is, the position of the light source relative to the subject and the camera. Divided by light position, there are mainly forward light, side light, backlight, top light, and foot light. The light position … Read more

Photographic lighting and requirements

Photographic lighting and requirements.The so-called use of light refers to the photographer’s selection, utilization and control of the relative relationship between the illuminance, angle, color temperature and the scene. In a broad sense, “use of light” refers to the “use of light” in the early stage of shooting, the “use of light” in post-digital retouching, … Read more

Camera’s metering mode

Camera’s metering mode.The so-called metering refers to the camera metering system (only continuous light source can be measured), or the process of measuring the reflected light brightness of the subject with a light meter. Metering is a prerequisite for correct exposure. Metering not only determines the tone, but also affects the color tone. Under different … Read more