Closed-circuit television. CCTV. Closed-circuit television. DVR. Digital video recorder – a digital video recorder is basically a computer that converts the incoming (analog) signal from the cameras to digital, and compresses it, and stores it. Why do they call it … Continue reading →

Types of varifocal (multifocal) contact lenses Varifocal lenses can be soft or rigid (gas permeable) and are available in a range of different designs to suit your prescription and lifestyle. For most people, varifocal contact lenses are very easy and … Continue reading →

The safranin stain is commonly used to quantify and identify the acidic proteoglycan and glycosaminoglycan in the cartilage tissues. The safranin staining helps the researchers detect not only cartilage tissues but also all the body tissues and organs. Why is … Continue reading →

So you can use Canon FD, Canon EF, Nikon F, Arri PL, Leica M and R, Pentax K and even older Four Thirds lenses on the GH5. Can I use Canon lenses on Panasonic? A lot of people want to … Continue reading →

In most cases though, the choice to shoot on a single lens – whether wide or normal – is more about the creative output than the practical considerations. If a director has one job, it’s to ensure their movie feels … Continue reading →

The Canon EF-M lens mount, introduced in 2012, is a derivative of the Canon EF lens mount designed for use with the Canon EOS M mirrorless interchangeable-lens camera. The EF-M lens mount is one of Canon’s two new systems for … Continue reading →

The image produced by the microscope objective is first passed through a regular eyepiece. A virtual image is produced this way, which can not be used to directly make a picture. A camera (with its own objective) then picks up … Continue reading →

How do you take portrait shots with a tripod? The solution is simple. Shoot your portrait from a tripod. Take one frame with the light in the best spot to light your subject properly. Then remove the light from the … Continue reading →

This is very simple – most microscopes have an adjuster wheel in the centre of the eyepieces to adjust the distance. Otherwise, slide the eyepiece housing to match the width of your eyes. Once you have set this distance, you … Continue reading →

While most manufacturers end up picking either in-body stabilization or lens stabilization, the Micro Four Thirds system is a perfect example of both. Despite the fact that Olympus uses in-camera stabilization, while Panasonic uses lens stabilization, both can work well … Continue reading →