The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 10, 2015

Filed:

Dec. 09, 2011
Applicants:

Jack Langley, Portslade, GB;

Martin Howe, Haywards Heath, GB;

Craig Maddock, Burgess Hill, GB;

Nicholas Richard Coates, Southampton, GB;

Inventors:

Jack Langley, Portslade, GB;

Martin Howe, Haywards Heath, GB;

Craig Maddock, Burgess Hill, GB;

Nicholas Richard Coates, Southampton, GB;

Assignee:

ELECTROSONIC LIMITED, Dartford, Kent, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/26 (2006.01); G03B 21/14 (2006.01); G02B 5/00 (2006.01); G03B 21/13 (2006.01); G03B 37/04 (2006.01); H04N 9/31 (2006.01); G02B 27/10 (2006.01);
U.S. Cl.
CPC ...
G03B 21/142 (2013.01); G02B 5/00 (2013.01); G02B 5/005 (2013.01); G03B 21/13 (2013.01); G03B 37/04 (2013.01); H04N 9/3147 (2013.01); G02B 27/1066 (2013.01);
Abstract

The invention provides an optical mask () for use in blending overlapping tiled images, the optical mask comprising a base (); an array of elongate sliding elements () arranged side by side on the support, each sliding element being independently slidable along an axis and being constrained against lateral translational movement; the mask having a transmission-modifying edge () for positioning in a beam of light to modify transmission of the light, the transmission-modifying edge () having a profile which is adjustable by moving one or more of the sliding elements () along their axes.


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