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Network Webcams blog
Archive for 2020

COVID-19 Update from NW Security Group

March 20th, 2020 by Frank Crouwel

NW Security Group logo

We have adapted our operation in the light of the coronavirus (COVID-19) to ensure we’ll be able to continue to serve you in a resilient manner during this period of national crisis. The security and protection of our employees, your business, your people and assets is key to us and we’re here to assist if you need us at this time.

You can reach our Technical Support, Engineering, Sales, Customer Services and Accounts teams by calling our main number 0151 633 2111, selecting the relevant option as usual.

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CCTV camera lens guide

January 30th, 2020 by Network Webcams

Stylised CCTV camera lensIf you’re new to security cameras you may think all lenses all the same… but they’re not. This is why choosing the right one is an important consideration, as this impacts your security footage.

There are actually a wide variety of lenses which produce different scenes, known as field of view. CCTV camera lenses are designed to address specific surveillance needs.

Before we delve into your different choices, let’s go back to basics on field of view…

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Making sense of the Axis camera naming convention

January 24th, 2020 by Network Webcams

Axis network camera product name cloudAs the manufacturer of the first network camera, Axis have had a long time to get their naming convention right.

With a wide product range, they’ve adapted their naming for different sets of devices. For example, covert cameras numbering has a different meaning to their full-sized cousins.

Let’s dive into what those letters and numbers mean…

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What’s the difference between varifocal and fixed lens CCTV?

January 8th, 2020 by Network Webcams

Fixed and varifocal IP camerasOne of the most frequent questions we get asked is the reason some cameras are priced differently to others. There’s often a variety of reasons, but one of the main culprits is the lens.

In short, fixed lens cameras give a specific field of view, while the viewing angle of a varifocal is set during installation. The moving parts and lens adjustment required for varifocals increases the price of a camera.

Though, of course, there’s a little more to it than that.

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