Cattle in the canyon

The mountain road in the canyon

Rising Mist

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

What is the history of the development of the camera?

The history of SLR camera and its working principle

Performance and characteristics of the camera filter

Classification of camera filters

What is photography? When was photography born?

What is lens distortion? How can it be minimized?

What are the factors that determine lens quality? How to choose a lens?

How to use the aperture correctly in photography?

Is a prime lens better or a zoom lens better?Specific situation specific analysis.

About standard lens, wide angle lens, telephoto lens.