L7 Optical Instruments

This section contains examples of the construction and use of various optical devices and instruments, including cameras, projectors, and magnifiers of many varieties.

Articles
Image	Title
	L7-01: LIGHT METERS Show light meters and maybe even use one.
	L7-02: FOCAL PLANE SHUTTER - CHALKBOARD MODEL Illustrate how a focal plane shutter works.
	L7-03: SHUTTER SPEED OF A CAMERA Measure the shutter speed of a camera.
	L7-04: DEPTH OF FIELD AND FIELD OF VIEW Demonstrate depth of field as a function of aperture setting, and to demonstrate field of view as a function of zoom setting on a TV lens.
	L7-05: VIDEO CAMERA WITH VARIOUS LENSES Demonstrate various lenses for a video camera.
	L7-11: OPTICAL BOARD - ASTRONOMICAL TELESCOPE Model the optics of an astronomical telescope.
	L7-12: OPTICAL BOARD - TELEPHOTO LENS Ilustrate the location of the principal planes in a telephoto lens.
	L7-13: OPTICAL BOARD - GALILEAN TELESCOPE Model the optics of a Galilean telescope.
	L7-14: OPTICAL BOARD - REFLECTING TELESCOPE Illustrate rays in one type of reflecting telescope.
	L7-15: MICROSCOPE Demonstrate how the optics of a microscope produces a magnified image.
	L7-16: GALILEOSCOPE Demonstrate optics of a telescope
	L7-21: MAGNIFYING GLASS - TV Illustratre how a magnifying glass works.
	L7-22: MICROSCOPE - TV Illustrate how a microscope works.
	L7-23: ASTRONOMICAL TELESCOPE - TV Illustratre how an astronomical telescope works.
	L7-24: TERRESTRIAL TELESCOPE - TV Illustrate how a terrestrial telescope works.
	L7-25: GALILEAN TELESCOPE - TV Illustratre how a Galilean telescope works.
	L7-31: PRINCIPAL PLANES Illustrate principal planes of a compound lens system.
	L7-32: FIELD LENS Show what a field lens does.
	L7-33: OVERHEAD PROJECTOR - DISSECTED Show how an overhead projector works and to view its components.
	L7-34: SLIDE PROJECTOR - DISSECTED Show how a slide projector works and to view its parts.
	L7-41: REAL IMAGE - MIRROR AND LENS Determine the location of a real image in a complex lens-mirror system.
	L7-42: VIRTUAL IMAGE - MIRROR AND LENS Calculate the position of a virtual image and the verify this by using parallax.
	L7-43: Telephoto Lens Model - Point Source A model of a telephoto lens