If you were talking about the part where Frodo, Sam, Merry, Pippin arrive at the prancing pony hotel then;
Strider was not producing images, they were in the room beside the room where the 9 nazgul was
sleeping beauty.com/images
virtual images
virtual images
they use soundwaves to produce the images.
Diverging lenses always produce images that are upright. The images are virtually reduced and trapped within the lens which will act as a magnifying glass. .
If you refer to a photograph, no, they are fictitious characters. There are lots of photos from the movies that portray a number of hobbits. Tolkien included hobbits in his illustrations for The Hobbit, but they are usually fairly distant depictions with little detail.
virtrual
it can only produce virtual images because whenever an object is placed, a virtual image forms
Only plane mirrors produce real images. I beleve this is right.
yes.
yes
An instrument that uses a combination of lenses to produce enlarged images of tiny objects is a microscope.