Mobile phones have replaced the pocket watch, the scientific calculator, the compact camera for most people. While the camera capabilities of mobile phones is improving at an exponential rate, users want features such as closer, further, wider. Solutions such as clip-on cameras that use your mobile phones as LCD monitors exist but are falling out of favour. While mobile phone makers ponder how to implement paper thin lenses that provide 10x zoom, interim solutions exist as clip-on lenses. These are cheap and simple with tall claims. Do they actually deliver? Do they work identically? Will they work on your phone? Read on to find out how they fared in my tests.
If you have wondered if your 8 MP phone-camera images are suitable for magazines or how sharp your 16 MP DSLR images will look on a 6-feet wide poster, you need to understand the separation between MP and DPI. Plenty of misnomers and misinformation are leading to greater confusion among amateur photographers. Read on to clarify your doubts once for all and estimate print suitability of your images like a pro.
Article illustrates the simple calculations required to arrive at zoom range of lens, distance from object or final object size.