Convex lenses.
Concave D. Diverging
there are two types of optical fiber,the first type is single mode fibers.the second type is multimode fibers.
virtual images
Converging lenses....or....convex lens.
Convex lenses.
Virtual and real images
Camera lenses that enlarge distant images are normally known as long focus lenses or telephoto lenses. A few specialist lenses use mirrors as well as glass and are frequently referred to as mirror lenses.
the optical microscope is a type of microscope that uses visibal light and a system of lenses to magnify images of small samples
go to google and type "real number system" then click on the images
Concave D. Diverging
yes the mega lodon shark is real check images and type in mega lodon shark
People generally have an easier time forming visual images than images of other sensory experiences.
simplest possible telescope
Light microscope
A compound microscope has multiple lenses
on GOOGLE Images type in his real nam which is Oscar Gutierrez