Canon TS-E135mm f/4L MACRO Manuale di istruzioni - Pagina 12
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The Principle of Tilt and Shift
Focusing plane
(after tilting)
By tilting the lens, the lens' optical axis
O
O
is tilted with regard to the imaging plane,
allowing the focusing plane to be tilted.
光軸
Optical
Tilt
axis
Imaging plane
Focusing plane
Shift
Imaging plane
Imaging plane
By shifting the lens, the lens' optical axis
O
O
is moved in parallel with regard to the
image plane, allowing the focusing plane
to be moved in parallel.
Focusing plane
(after shifting)
Optical
axis
ENG-11