DSLR Full Form

DSLR- Digital Single Lens Reflex. The  DSLR stands for Digital Single Lens Reflex. Now DSLR Camera to a great extent replaced the film-based SLRs during the year 2000. In DSLR camera uses digital sensors while in SLR uses film. That is why DSLR is the favorite camera among many photographers.

DSLR cameras perform best images but their cost is very high.

DSLR’s are the combination of an SLR(single-lens reflex camera) and a digital camera back, which replaces the photographic film.

Advantages of DSLR camera are good Speed, best Picture Quality, Interchangeable lenses, Large ISO range, Easy editing, Low noise, Faster focusing, live preview, Optical Viewfinder,  High quality in low light, Ability to use filters and Dust removal system.

It has Optical Viewfinder, so it uses a mirror to direct the light from the lens to viewfinder. The viewfinder presents on the back of the camera and used to preview the image before you capture it. DSLR camera comes with interchangeable lenses.


In DSLR, the letter ‘D’ stands for digital. A DSLR camera has digital image sensor which works is when the shutter opens, the sensor captures the photons that hit it and that is converted to an electrical signal that the processor in the camera reads and interprets as colors. This information is then stitched together to form an image.

S-Single Lens:

The DSLR camera uses only one single lens for taking photographs as well as to show an accurate representation of the forthcoming image on the viewfinder. This lens is used for both the optical viewfinder and the digital image sensor to capture an image.

It has Auto-focusing, light metering functions.


A digital single-lens reflex in DSLR camera is interchangeable lenses and a mirror that directs light from the lens to the viewfinder, which enables the user to see exactly what the lens sees, resulting in a natural image.

In DSLR light entering through the lens for both the viewfinder and the imaging sensor. place a mirror in front of the digital sensor at 45 degrees and directing the light up towards a pentaprism and out of the optical viewfinder.


Q. What is the Full Form of DSLR?

Ans-The full form of DSLR is the Digital Single Lens Reflex Camera. DSLR Camera to a great extent replaced the film-based SLRs during the year 2000. DSLR camera uses digital sensors while in  SLR uses film.so DSLR is the favorite camera among many photographers.

Q.Who invented the DSLR camera?

Ans-Kodak engineer Steven Sasson invented the first digital still the camera, In 1975 but In 1988, Japanese company Nikon released the first commercial DSLR camera, 

Q.Which is better SLR or DSLR?

Ans-A DSLR camera is better than SLR camera because in DSLR camera it uses digital sensors that form natural accurate image while in  SLR uses film.

Q.What is SLR camera mean?

Ans- SLR camera means a single-lens reflex camera (SLR) uses a mirror and prism system that permits the photographer to view through the lens and see exactly what will be captured. 

you can read also: ISI Full form

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I am Arati Nayak. I like to share knowledge for students and Aspirants to make everything easy, clear, and unique.

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