C-mount lenses have been made for many different formats. C-mount lenses are built for the 8 mm and 16 mm film formats and the 1/3″, 1/2″, 2/3″, 1″, and 4/3″ video formats, which corresponds to a range of image circles … Continue reading →

Due to the simplicity of the M42 lens mount and the large selection of lenses, M42 adapters exist for all current and many obsolete lens mounts. The adapter fits between the camera and the lens, making it possible to mate … Continue reading →

Within both prime and zoom types of lenses, there are a variety of lenses, all with different focal lengths. Macro Lenses. This type of camera lens is used to create very close-up, macro photographs. Telephoto Lenses. Wide Angle Lenses. Standard … Continue reading →

Six Lens Types are shown below. Plano Convex. Plano Concave. Bi-Convex. Bi-Concave. Positive Meniscus. Negative Meniscus. What are the 5 types of lenses? 5 Basic Types of Camera Lenses Macro Lenses. This type of camera lens is used to create … Continue reading →

We can group television cameras into three basic groups: Studio cameras, field cameras, and consumer camcorders. What are the classes of TV cameras? a device designed to produce a video signal that corresponds to the light distribution in a scene … Continue reading →

Manual Mode As the name suggests, “Manual” mode stands for a full manual control of Aperture and Shutter Speed. In this mode, you can manually set both the aperture and the shutter speed to any value you want – the … Continue reading →

You can’t. The 50mm f/1.4 is a prime lens, which means it has a fixed focal length, or fixed field of view. This is what some people call a “sneaker zoom” lens, where you as the photographer have to physically … Continue reading →

Most security cameras come with night vision, which allow them to still see things even if it’s pitch black outside. How do I know if my camera is night vision? Check the Infrared LEDs Check if there are tiny red … Continue reading →

Yes, it’s possible to turn off the light, so it doesn’t respond to motion. In the set up menu, you can turn the spot lights off and on. You can disable both within the DVR menu. yes you turn the … Continue reading →

We estimate ~20% compounded annual growth rate in homes using security / surveillance cameras since over the past 3 years (2013 – 2016), rising from the low teens to ~20% total usage. With ~120 million US households, this works out … Continue reading →

D – D-type lenses send camera to subject distance information to the camera. DC – Defocus Control lenses allow controlling the bokeh, which is great for portraits. ED – Extra-low Dispersion glass elements within the lens do not disperse the … Continue reading →

Generally, the BCA and MCA are more prominent to the IT recruiting agencies, than the BSc IT and MSc IT. BCA is more productive and favorable for getting jobs in the corporate sector; while BSc IT is more suitable for … Continue reading →

50mm. For a 35mm camera with a diagonal of 43mm, the most commonly used normal lens is 50mm, but focal lengths between about 40 and 58mm are also considered normal. What is a standard lens size? Standard/Normal Lens The standard … Continue reading →

Beyond this, the Filipinos’ naturally exuberant attitude to life means a constant sharing of enthusiasm. Beautiful travel destinations and fun times with friends are classic motivations for selfies – and Filipinos have both of these in abundance. Why do Filipinos … Continue reading →

Pamela Rutledge, Director of the Media Psychology Research Centre in Boston, states: “Selfies frequently trigger perceptions of self-indulgence or attention seeking social dependence that raises the damned-if-you-do and damned-if-you-don’t specter of either narcissism or very low self-esteem.” Basing their self-esteem … Continue reading →