There are kits available that will repair scratched lenses on cameras and glasses.
Yes, the camera lens can be fixed. The problem is that if you get it fix, it will cost about the same as a new camera if not more.
You should be able to purchase a CCTV security lens where your friend purchased the security camera. Supposedly it is relatively easy to replace by the camera lens yourself.
There might be dirt in the mechanism and the camera might need to be repaired.
No, this is a point & shoot camera and there is no lens mount. The lens is fixed on the camera and cannot be removed.
Take the camera to be repaired. - - - - - A high-power objective lens is part of a microscope. If it touches or breaks the coverslip, immediately notify your teacher who will inspect the instrument.
You might be a ghost. But usually because the flash of the camera reflects back into the lens of the camera and it can't pick you out clearly.
You can't. The lens on a Canon SD950 is integral to the camera body. Trying to remove it will ruin both the camera and the lens.
The focusing lens of the camera
A camera lens.
bioconvex lens
Basically most video cameras are fixed lens so you cannot put a camera lens in it unless it is specially built.
The camera lens reflects off what the lens is pointed at so that you can see it through the screen on your camera.