The definition of a camera is: a device used to capture visual images in the forms of photographs, and videos. Why was the camera an important invention? “The camera is arguably one of the most important of all inventions… it … Continue reading →

1888. An American, John J Loud, received the first patent for a ballpoint pen back in 1888. Loud, a lawyer and occasional inventor, wanted an ink pen which would be able to write on rougher materials such as wood and … Continue reading →

While photographs of earlier conflicts do exist, the American Civil War is considered the first major conflict to be extensively photographed. Not only did intrepid photographers venture onto the fields of battle, but those very images were then widely displayed … Continue reading →

Cameras: Recording Light. The chemical component in a traditional camera is film. Essentially, when you expose film to a real image, it makes a chemical record of the pattern of light. It does this with a collection of tiny light-sensitive … Continue reading →

To operate correctly, a low light camera requires the presence of visible light in order to capture the image. The low light camera will “pull in” the ambient light and magnify it enough to capture an image. An infrared camera … Continue reading →

1826. This image may not look like much, but this is the world’s oldest photo, shot in 1826 by Joseph Nicephore Niépce outside a window of his estate at Saint-Loup-de-Varennes, France. What is the oldest surviving photo? View from the … Continue reading →

The camera control unit (CCU) is typically part of a live television broadcast chain. It is responsible for powering the professional video camera, handling signals sent over the camera cable to and from the camera, and can be used to … Continue reading →

There are four basic camera controls: ISO speed/sensitivity, Shutter Speed, Aperture and White Balance. Most cameras, even the bottom end ones, allow you access to at least some of those. What are the different camera controls? The three settings are … Continue reading →

Well the 70D has dynamic range of roughly 11.5 stops, and the 90D has dynamic range of roughly 12.5 stops. That one stop is huge. 90D also has better high ISO performance despite smaller pixels; better AF; a much better … Continue reading →

Viewfinder. As the Z50 is a mirrorless camera, it has an electronic viewfinder (EVF). Nikon has plumped for a 2.36-million-dot unit. That’s lower resolution than the 3.6million-dot EVF’s in the Z6 and Z7 but there’s less area to cover, so … Continue reading →

A nice feature in the Z50 is that you are able to power the camera from the USB port. This also allows the camera to work as a battery charger as well. During our tests of the battery life and … Continue reading →

Kodak Camera (1888) It was a leather-covered box camera that came pre-loaded with 100-exposure roll film. What was the first camera made out of? The first partially successful photograph of a camera image was made in approximately 1816 by Nicéphore … Continue reading →

Behind the lens is a simple shutter mechanism. Typically only one shutter speed was available—plus a bulb option to leave the shutter open. Each exposure was made by pressing a lever on the side of the camera. At the internal … Continue reading →

Google. Android is developed by Google until the latest changes and updates are ready to be released, at which point the source code is made available to the Android Open Source Project (AOSP), an open source initiative led by Google. … Continue reading →

The price of a daguerreotype, at the height of its popularity in the early 1850’s, ranged from 25 centsfor a sixteenth plate (of 1 5/8 inches by 1 3/8 inches) to 50 cents for a low-quality “picture factory” likeness to … Continue reading →