What are 18-55mm and 55-200mm lenses used for? Everyone first come to photography is often worried about lenses. There are lots of models, specification, and features. People usually can’t tell the different uses of 18-55mm and 55-mm. What are they exactly used for? This post will guide you through these two best beginner gears. Basic Information: …

What is Nikon D3100 bulb mode, and how to set up it for long exposure In the photography world, there are a ton of things which you have to learn if you really want to be a professional photo hunter. You should find out the things from the detail to general. You always have to learn …

How To Play WMV Files In Chrome Windows Media Video (.wmv) is a video file format developed by Microsoft. It is commonly used on Windows operating systems and devices along with many major video streaming services such as XBOX Video, Amazon, and AT&T U-verse. However, a typical issue of this video format is its questionable compatibility …

In this post, we will review Blue Iris vs Zoneminder to see the difference of each CCTV DVR software. Blue Iris  Review Blue Iris is a professional security monitoring software which lets the users keep an eye on the events in the important locations, such as: home, company, workplace, store, office… Additionally, Blue Iris can also integrate …

Hikvison has been gradually becoming the most powerful brand of camera in the world for both reliability and technology. To own this camera, the users have to spend a relatively low money but the efficiency is very high. In fact, there are many users do not know how to use its functions fully. In this following …