What is a DSLR camera? How to recognize a DSLR camera?

A DSLR camera is a type of camera commonly used for professional photography. So what is a DSLR camera? How to recognize a DSLR camera? lassho.edu.vn will answer questions about DSLR cameras in the article below.

1. What is a DSLR camera?

A DSLR (Digital Single Lens Reflex) camera is a type of digital lens reflex camera . This is a camera that uses a prism mirror system (in high-end DSLRs) or a series of additional mirrors (usually in lower-end models) to reflect light from the camera lens to the glass. contemplate.

Simply put, DSLR cameras use a mirror system that directs light into the lens and viewfinder to help retain the images at the back of the camera so you can see and take pictures.

2. Structure of a DSLR camera

The main structure of a DSLR camera consists of the following parts:

1. Lens system (lens).

2. Reflector (mirror).

3. Focus plane shutter (shutter).

4. Sensor (sensor).

5. Screen focus.

6. Converging lens.

7. Pentagonal mirror system.

8. Live viewfinder.

3. How DSLR cameras work

When you look into the viewfinder (no. 8) the image you see is the image on the photo after you take it , there is no lag like other cameras because the sensor has to convert the displayed content to the digital screen. separately on camera.

The image that you will capture will enter the camera through the form of light and go to the mirror position (number 2) and then gather on the camera chamber and then go to the pentagonal mirror system (number 7). This system changes the direction of the light so that it passes through the viewfinder unit (no. 8).

When you take a photo the mirror is raised up to let light pass through it. Then the shutter (number 3) will open , light goes to position number 4 (sensor).

The shutter will continue to open until the sensor has fully captured the image, then close and the mirror returns to its original position to continue to bring light to the viewfinder.

Then in the camera a complex process occurs , the camera’s processor takes information from the sensor and then converts it into a suitable format and records it on a memory card . This whole process happens in a very short time, some professional DSLR cameras can do this process 11 times/second .

4. Advantages of DSLR cameras

1. Sensor

DSLR cameras are usually large and bulky, but because of that, the image quality will be better. DSLR cameras typically use two main types of sensors: Full-frame and APS-C (commonly known as crop-frame).

The camera is large, so the sensor size is also larger , these sensors work most effectively in low light situations. The larger the sensor , the more light it receives, the clearer your image will be.

Besides, DSLR cameras have fast, continuous, effective autofocus so they can capture any type of movement. The quality of the lens also affects the autofocus level, older lenses focus slower, but in general, a DSLR will focus faster than most other cameras.

2. Interchangeable lenses

DSLR cameras can easily change lenses to meet a variety of shooting needs. There are many types of lenses from wide-angle types for landscapes, those that specialize in capturing movement such as sports or wildlife, to wide-aperture lenses for portraiture.

Every DSLR camera comes with lenses from the manufacturer , but nowadays it’s easier for photographers as there are a number of companies like Sigma, Tamron, etc that make lenses for a wide range of purposes. DSLR camera type.

You can also attach lenses from an old camcorder to a DSLR with the help of an adapter like Fotodiox.

3. SLR camera accessories are plentiful

DSLR cameras have a lot of accessories included so you can take pictures anytime, anywhere, whether in the studio or in the forest, under the sea.

Most DSLR cameras have a section called a “hot shoe”, which is a piece of metal located at the top of the camera to connect other devices , most commonly a flash speedlight. However, many other devices can also be attached to the “hot shoe” such as microphones to wireless triggers.

DSLR cameras also have several ports for attaching ancillary equipment , trigger systems, external monitors, microphones, wired flash, and even GPS modules. This flexibility makes it possible for photographers to customize the camera to suit their needs, making it easier and more convenient to take photos.

Hopefully with the above article, it will be easier for you to choose to buy a camera for professional photography!