March 18, 2023

From DSLRs to Mirrorless: The Evolution of FPS Cameras

By Morkven

The world of photography has come a long way since the days of film cameras. With the advent of digital technology, we have been witnessing the evolution of cameras from DSLRs to Mirrorless. Over the years, the demand for better performance and convenience has led to a shift in camera technology. In this article, we will discuss how the evolution of FPS (Frames Per Second) cameras has taken place, from the conventional DSLRs to the latest Mirrorless technology.

DSLRs were the first digital cameras to gain traction, featuring a reflex mirror that redirected the image coming through the lens into an optical viewfinder. Outfitted with a shutter mechanism, DSLRs were known for their excellent image quality, extensive controls, and interchangeable lens systems. For many years, DSLRs were the preferred choice for professional photographers and enthusiasts, but their size and weight were often seen as drawbacks.

In the early 2010s, mirrorless cameras entered the market. They were introduced as lightweight and compact alternatives to DSLRs, featuring a new technology that eliminated the mirror and reflex mechanism. With mirrorless cameras, the image sensor is always exposed to light, and it captures a digital image that is displayed on an electronic viewfinder (EVF) or the LCD screen on the back of the camera.

At first, many photographers were hesitant to switch to mirrorless cameras because the early versions suffered from slower autofocus and a shorter battery life than their DSLR counterparts. However, the latest mirrorless cameras combine high-quality image sensors, fast autofocus, longer battery life, and lightning-fast continuous shooting. Mirrorless cameras could quickly surpass DSLRs in terms of the number of frames they could capture in a second.

The Frames Per Second (FPS) rate is a crucial metric to measure the speed of a camera. Higher FPS rates are desirable in scenarios where movement is involved, such as sports or wildlife photography. DSLRs used to lead the market in FPS rates, with some models capturing up to 14 FPS. This capability made the DSLR a favorite for action photography.

But mirrorless cameras have quickly caught up. The latest mirrorless cameras can shoot up to 30 FPS, thanks to their electronic shutters, which replace the mechanical shutter found in DSLRs. Electronic shutters allow for higher FPS and quieter operation since there is no physical movement between the sensor and shutter.

However, the faster FPS rates of mirrorless cameras can have drawbacks. Capturing an image in-camera means that the camera’s processor must process a large number of images quickly. This means that the camera’s buffer can fill up, causing the camera to slow down. The latest mirrorless cameras combat this issue by integrating larger buffers and faster processors.

Another advantage of mirrorless cameras over DSLRs is their ability to track moving subjects. Mirrorless cameras use advanced autofocus systems that are more precise and accurate than DSLRs. Mirrorless autofocus systems use phase-detect autofocus (PDAF) and contrast-detect autofocus (CDAF) technologies. PDAF uses dedicated sensors to detect the phase difference of light entering the camera, while CDAF uses the image sensor to detect contrast.

In summary, the evolution of FPS cameras has brought us from bulky DSLRs to compact, lightweight mirrorless cameras with lightning-fast continuous shooting capabilities. While the latest mirrorless technology has surpassed some aspects of DSLRs, it still has some improvements to be made. As technology continues to progress, both DSLRs and mirrorless cameras will continue to evolve, each with their own set of strengths and weaknesses.

In conclusion, the evolution of the FPS camera is a testament to how far technology has come. With the latest advancements in mirrorless cameras, we can only predict that future updates will bring faster FPS rates and improved autofocus, making these cameras perfect for all types of photography. It’s an exciting time to be a photographer!