It depends on what type you are looking for and what brand they are. But yes, they can be expensive. You can find good deals on sites and also through chain stores.
Digital electronics e.g (digital camera), and Analog electronics
No. You cannot economically convert a film camera to a digital camera. The digital system is very different and fitting it to an existing film camera is more expensive than buying a new digital camera. Some of the more expensive professional cameras can change between film and digital backs replacing the film transport with digital technology. The replacement backing includes all the electronics and controls typical of a digital camera of that caliber.
Canon makes a high quality zoom digital camera. However, these cameras are very expensive. Go to a local electronics store and ask about a reasonably priced high quality zoom digital camera.
The cost - a good digital camera is fairly expensive.
an expensive digital camera
One could purchase digital camera electronics at a local electronics store, or any store with an electronics department, i.e. BestBuy, Fry's, Target, WalMart, etc. Digital camera electronics can also be found online at web stores like amazon, newegg, or any of the web stores of the places stated before (BestBuy etc.)
Digital electronics in cameras have made film nearly obsolete. It is higher quality and has a lower chance of error.
EOS is technology which is mostly use for camera lens and Digital camera is an electronics gadget.
The cost of a panoramic digital camera depends on where you are getting it, the quality of the camera, and what other features they have. They can be very expensive.
Yes, you can definitely get a digital camera and camcorder at your local Sears for a good price. They have specials on their electronics often.