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

What is photography? When was photography born?

What is photography? When was photography born?Photography is the art of recording scene images with cameras and photosensitive materials. In short, photography is the use of light to create images. More than 400 BC, Mozi discussed the principle of small hole imaging in “Mozi Jingxia”. In 1822, the Frenchman Joseph-Nicephore Niepce used the “daylight etching … 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

How to take a good picture?

How to take a good picture? As a kind of visual art, photography, together with painting and sculpture, constitutes human space art, and has a wide range of influences. Photography creation is based on the photographer’s thoughts and emotions, using image thinking, observation and research of the scene, and the selection of its materials, creative … 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

How to arrange the lighting for photography indoors?

How to arrange the lighting for photography indoors? The so-called arrangement of light means the arrangement of artificial light. The light is arranged to use light, specifically flash and continuous light can be used. Shooting scenery and indoor portraits pay attention to the arrangement of light, including illuminance, lamp position, lamp number, lamp type, etc. … 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