|  | G |
SECTION G — PHYSICS

INSTRUMENTS

|  | G03 |
PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY

|  | G03F |
PHOTOMECHANICAL PRODUCTION OF PRINTING SURFACES; ORIGINALS THEREFOR (phototype composing apparatus Fulltext... Hierarchy... Expanded...B41B; electrography, sensitive layers or processes therefor Fulltext... Hierarchy... Expanded...G03G)

|  | G03F 1/00 |
Preparation, not elsewhere provided for, of originals for the photo-mechanical production of printing surfaces

|  | G03F 1/02 |
· | by photographic processes for production of originals simulating relief

|  | G03F 1/04 |
· | by montage processes

|  | G03F 3/00 |
Colour separation; Correction of tonal value (photographic copying apparatus in general Fulltext... Hierarchy... Expanded...G03B)

|  | G03F 3/02 |
· | by retouching

|  | G03F 3/04 |
· | by photographic means

|  | G03F 3/06 |
· · | by masking

|  | G03F 3/08 |
· | by photoelectric means

|  | G03F 3/10 |
· | Checking the colour or tonal value of separation negatives or positives

|  | G03F 5/00 |
Screening processes; Screens therefor

|  | G03F 5/02 |
· | by projecting methods (cameras Fulltext... Hierarchy... Expanded...G03B)

|  | G03F 5/04 |
· · | changing the screen effect

|  | G03F 5/06 |
· · | changing the diaphragm effect

|  | G03F 5/08 |
· · | using line screens

|  | G03F 5/10 |
· · | using cross-line screens

|  | G03F 5/12 |
· · | using other screens, e.g. granulated screen

|  | G03F 5/14 |
· | by contact methods

|  | G03F 5/16 |
· · | using grey half-tone screeens

|  | G03F 5/18 |
· · | using colour half-tone screens

|  | G03F 5/20 |
· | using screens for gravure printing

|  | G03F 5/22 |
· | combining several screens; Elimination of moiré

|  | G03F 5/24 |
· | by multiple exposure, e.g. combined processes for line photo and screen

|  | G03F 7/00 |
Photo-mechanical production of printing surfaces

|  | G03F 7/02 |
· | for relief printing, planographic printing or photogravure, e.g. intaglio printing

|  | G03F 7/04 |
· · | using chromate layers

|  | G03F 7/06 |
· · | using silver layers

|  | G03F 7/08 |
· · | using layers containing nitrogen

|  | G03F 7/10 |
· · | using other layers

|  | G03F 7/12 |
· | for silkscreen printing or similar processes, e.g. stencil printing

|  | G03F 7/14 |
· | for collotype

|  | G03F 7/16 |
· | Coating processes; Devices or machines therefor (applying coatings to base materials in general Fulltext... Hierarchy... Expanded...B05C; applying photosensitive layers to base material Fulltext... Hierarchy... Expanded...G03C 1/74)

|  | G03F 7/18 |
· · | Coating curved printing surfaces

|  | G03F 7/20 |
· | Exposing coated printing surfaces; Devices therefor (photographic copying apparatus in general Fulltext... Hierarchy... Expanded...G03B)

|  | G03F 7/22 |
· · | Copying the same negative or positive several times at different positions on the same printing surface

|  | G03F 7/24 |
· · | Curved surface

|  | G03F 9/00 |
Mounting originals, masks, screens, photographic sheets, or printed surfaces in register (photographic cameras with such means therefor Fulltext... Hierarchy... Expanded...G03B)