Canon EF User Manual
Page 102
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
can be attached to the camera's eyepiece for
convenient viewing when the camera is not at eye
level. Close-up focusing may be accomplished in a
number of ways, either by using a macro lens, by
using Canon Close-up Lenses, by using the Extension
Tubes FL 15 or FL 25, by using the Bellows FL or
Bellows M, or by using the standard 50mm lens in
the reverse position with the aid of the Macrophoto
Coupler FL55. If you wear eyeglasses, there are four
strengths of Dioptric Adjustment Lenses for eyesight
correction. Canon also makes its own electronic flash
units, cable releases, scores of filters and two gadget
bags.