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Viewfinders Focusing aids for cameras Means for focusing for cameras Autofocus systems for cameras
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Industry
CPC
G03B13/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
G
PHYSICS
G03
Photography
G03B
APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES ACCESSORIES THEREFOR
Current Industry
G03B13/00
Viewfinders Focusing aids for cameras Means for focusing for cameras Autofocus systems for cameras
Sub Industries
G03B13/02
Viewfinders
G03B13/04
of direct vision type
G03B13/06
with lenses with or without reflectors
G03B13/08
with reflected image of frame
G03B13/10
adjusting viewfinders field
G03B13/12
to compensate for change of camera lens or size if picture
G03B13/14
to compensate for parallax due to short range
G03B13/16
combined with focusing aids
G03B13/18
Focusing aids
G03B13/20
Rangefinders coupled with focusing arrangements
G03B13/22
coupling providing for compensation upon change of camera lens
G03B13/24
Focusing screens
G03B13/26
with magnifiers for inspecting image formed on screen
G03B13/28
Image-splitting devices
G03B13/30
indicating depth of field
G03B13/32
Means for focusing
G03B13/34
Power focusing
G03B13/36
Autofocus systems
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CPC
G03B13/00
