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1. (WO1979000867) COLLAPSIBLE LENS SHADE
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1979/000867 International Application No.: PCT/US1979/000208
Publication Date: 01.11.1979 International Filing Date: 02.04.1979
IPC:
G03B 11/04 (2006.01)
G PHYSICS
03
PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
B
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
11
Filters or other obturators specially adapted for photographic purposes
04
Hoods or caps for eliminating unwanted light from lenses, viewfinders, or focusing aids
Applicants:
Inventors:
Priority Data:
89220431.03.1978US
Title (EN) COLLAPSIBLE LENS SHADE
(FR) PARE-SOLEIL D"OBJECTIF REPLIABLE
Abstract:
(EN) A collapsible lens shade comprises a foldable bellows (1) connected between front (2) and rear (3) plate-like members. A track (5) is pivotally connected to one of the front (2) and rear (3) plate-like members, preferably the front member (2), and locking means (7, 11) is provided for locking the track (5) in a position extending from the member (2, 3) to which it is pivotally connected. Slide means (12) is coupled to the other of the front (2) and rear (3) members to permit same to slide along the length of the track member (5) when the track member (5) is in its extended, locked position, and second locking means (14) is provided for locking the slide means (12) at selected positions along the length of the track member (5). Replaceable adaptors (20) are preferably provided to enable the lens shade to be used with lenses of various barrel diameters. Also, means (32, 36) for inserting filters or other special effect plates is provided, as well as a flash or accessor shoe (45).
(FR) Un pare-soleil d"objectif repliable comprend un soufflet pliant (1) rattache a un element en forme de plaque avant (2) et a un element en forme de plaque arriere (3). Un guide (5) est rattache a l"une des plaques avant (2) et arriere (3), de preference la plaque avant (2), et des moyens de verrouillage (7, 11) sont prevus pour verrouiller le guide (5) dans une position d"allongement par rapport a l"element-plaque (2, 3) auquel il est rattache par pivotement. Des moyens de coulissement (12) sont couples a l"autre element avant (2) ou arriere (3) pour lui permettre de coulisser le long de la longueur du guide (5) lorsque celui-ci se trouve dans une position allongee, verrouillee, et des seconds moyens de verrouillage (14) sont prevus pour verrouiller les moyens de coulissement (12) a des positions choisies sur la longueur du guide (5). Des bagues d"adaptation interchangeables (20) sont prevues pour pouvoir utiliser le pare-soleil d"objectif avec des lentilles de differents diametres. Des moyens (32, 36) sont prevus pour introduire des filtres ou autres plaques a effet special ainsi qu"une semelle pour flash ou accessoire.
Designated States:
Publication Language: English (EN)
Filing Language: English (EN)