What does SLR dx mean?

"SLR" is the abbreviation of single-lens reflex camera, which uses reflected light to observe and focus the image, so that the captured image is basically consistent with the actual scene. "dx" is the sensor size specification used by Nikon for its SLR camera. So "SLR dx" is a kind of camera product with reflector as observation equipment and sensor as recording equipment.

Compared with other camera products, SLR dx camera has larger sensor, higher resolution and better image quality. Its larger aperture and high-speed shutter make it suitable for a wider range of photography applications, whether it is fast motion capture or night photography. At the same time, there are more adjustable parameters, which can be optimized and adjusted according to the shooting requirements, making the shooting more controllable.

SLR dx cameras are inconvenient to carry and use. Because of its complete structure, many kinds of lenses and scattered hardware accessories, it is relatively large. In addition, the price is much more expensive than ordinary portable digital cameras and mobile phone cameras, which may be a big investment for commercial photographers or professional photographers. At the same time, the operation needs certain skills and experience, and novices need to spend more time and thought to master various shooting skills and parameter settings.