Archive for the ‘Beginner’s Tutorial’ Category

Lesson 7: ISO

Digital cameras have an ISO rating indicating their level of sensitivity to light. The normal setting for most cameras is ISO 100, although some go as low as ISO 50. The sensitivities can be increased to 200, 400, 800, or even 3,200. High-end digital SLRs also allow some intermediary values. When increasing the sensitivity, the […]

Lesson 6: Optical vs. Digital Zoom

When buying a digital camera one of the factors that you will be looking at is the power of the zoom function. People who are not very experienced in this field are starting to be a little mislead because manufacturers are often claiming a zoom function called digital zoom, or they add this zoom to […]

Lesson 5: Optical Zoom

To define optical zoom, first I’ll have to briefly explain you what is focal length (or focal distance). If you look on the lenses of any decent camera you’ll see written there something like this: 5.8 – 34.8mm (or any other pair of values like that). This is the focal length specification and it is […]

Lesson 4: Megapixels

Now you have an idea about the differences between point and shoot digital cameras and DSLRs and you know which one is best for you. The next step is to actually buy the camera. In the next few lessons I will explain to you a couple of very important technical aspects that are essentials in […]

Lesson 3: DSLR cameras

Some camera manufacturers have released cameras with the DSLR label that technically are not. I’ll define DSLR’s as cameras that have removable lenses, that have a reflex mirror which allows live optical viewing through the lens taking the image. DSLR’s use a mirror that allows you to see the image you’re about to shoot through […]