Camera Vocabulary
This is a traditional manual camera. In a digital camera memory replaces film. More memory (megapixels) improves the quality of the image.
A manual camera has bigger body than a compact digital one. It is more difficult to use than a compact one. But with a SLR (single lens reflex) you can use different lens to focus an image or create a special effect. You can zoom closer your subject or show a wider angle. Taking panorama pictures of a scene is becoming more popular.
Most functions on a camera are easier to use on a digital camera. The price digital SLR (single lens reflex) cameras have become cheaper. The quality of their images has improved, too. But some photographers still prefer the high quality images that film can produce. 
Many now use smart phones (like the IPhone) for photography. Interestingly, some of the most popular camera apps that imitate the effects of traditional cameras.Photographers specialise in different types or genres of photography. These include portrait photography, documentary, news, sports and landscape.