compare the movement of the slide, left and right or forward and backward to the movement of the eyepiece image?
compare the movement of the slide, left and right or forward and backward to the...
Negative lenses has base out prism.and light entering deviates light towards base through the focal point behind the lens while the image is replaced towards base apex. When you decenter the lens...
Because the lense of a projector inverts the image, you put the slide in upside down to view it right side up.Iin the process of inverting the image, up becomes down and right becomes left..