A lens stamped 1.8 / 55 means that the focal length is a fixed 55mm. Prime lenses have only one focal length, while zoom lenses have a range of focal lengths. Smaller numbers are wide-angle lenses. The larger the number, … Continue reading →

thanks. F00 means the camera cannot establish electronic contact with a lens. Which is to be expected because you, in fact, do not have a lens with electronic contact. To allow your camera to shoot when F00 is displayed, you … Continue reading →

The “Error 99” ‘Shooting is not possible‘ is shown on the Canon Camera’s LED while trying to take a picture and it usually indicates an issue with the camera’s shutter. This can be due to blockage in its path or … Continue reading →

Fool is the most common definition for FOO on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok. FOO. Definition: Fool. What does FOO FOO mean in slang? foolDefinition of foo-foo (Entry 1 of 2) slang. : fool, ninny. What does FOO … Continue reading →

A device with a USB-C port may support analog headsets through an audio adapter with a 3.5 mm jack, providing four standard analog audio connections (Left, Right, Microphone, and Ground). The audio adapter may optionally include a USB-C charge-through port … Continue reading →

The micro four thirds lenses from each brand are interchangeable, so you can use one with the other. Are all MFT lenses compatible? Are all Micro Four Thirds lenses compatible? Yes – one of the great things about the Micro … Continue reading →

A battery grip is an accessory for an SLR/DSLR (and occasionally other cameras), which allows the camera to hold multiple batteries to extend the battery life of the camera, and adds a vertical grip with an extra shutter release (and … Continue reading →

On a Simple note, you can see from a few meters to infinity depending upon the size of the subject. You can easily reach up to 12 times closer to your subject using a 600mm lens on a full-frame lens. … Continue reading →

What is the advantage of an eyepiece over a single lens? – Quora. A single lens can form an image coloured at its edges due chromatic aberration(dispersion of light by the lens). But an eyepiece or a combination of lenses … Continue reading →

Why: To identify a specific organelle or another cellular structure and to mark individual cells, it is necessary to counterstain them in immunocytochemistry/immunofluorescence (ICC/IF) assays. How: Counterstaining is often performed with dyes or antibodies specific to the organelle or cellular … Continue reading →

If you take good care of lenses… they last for years and years. (Typically the one component on a camera which is likely to wear out is the mechanical shutter (with enough use). Lenses usually last much longer (although focus … Continue reading →

The EF-M lenses are designed for the new mirrorless camera system, and mount much closer to the sensor than the EF-S lenses (which are designed for DSLRs with a mirror box). What is the difference between EF-M and EF-S? EF-S … Continue reading →

A standard TV set turns the video signal into beams of tiny particles called electrons. It shoots these beams at the back of the screen through a picture tube. The beams “paint” the pixels on the screen in a series … Continue reading →

Engineers have developed a type of camera that doesn’t require any lenses. They’re replacing curved glass with something that does the same job computationally – an ultra-thin optical phased array. Researchers hope that the findings could turn a wide range … Continue reading →

A lot of people want to know whether you can use Canon EF lenses on the Panasonic GH4. The answer is yes. Canon’s EF mount is one of the most popular lens mounts out there. Can Canon lenses fit on … Continue reading →