Unit 1 : Originals and Colour

1.1 – Originals: Definition, Types of original – reflection originals and transmission originals.

1.2 – Classification of originals: Line originals, Continuous tone originals, Colour originals, Halftone originals and Merchandise (product) samples – Handling of Originals.

1.3 – Light and Color: Seeing and measuring colors – Principles of color – Color as a wave length – The human perception of color.

1.4 – The properties of colour: hue, saturation and brightness.

1.5 – The electromagnetic spectrum and the visible spectrum, Color reproduction principles: Additive color theory and Subtractive color theory.

Unit 2 : Digital Reproduction Techniques

2.1 – Digital camera – Basics elements/ parts of digital camera: The camera body, optics, image recording sensors, view finder, image storage, batteries, buttons and controls, flash, accessory connections and computer transfer interface.

2.2 – Image capturing techniques using Digital camera, Scanner and Photo CD.

2.3 – Image editing and manipulations: Image correction and
enhancement, sharpening and tonal adjustments.

Unit 3 : Line and Halftone Photography

3.1 – Line Reproduction: Steps involved in Line Negative Reproduction.

3.2 – Halftone Reproduction – Highlight, Middle tone and Shadow areas. Halftone Screens, Screen Ruling, Screen angle and Screen Resolution.

3.3 – Working Principles of Scanners and their types – Working
principles of Flat bed scanners and Drum Scanners.

3.4 – Steps in Halftone Reproduction using Scanner.

Unit 4 : Film Processing

4.1 – Photographic Films: Types of films – orthochromatic film, panchromatic films, blue sensitive films. Film contrast and film speed.

4.2 – Structure of photographic films.

4.3 – Film processing chemicals: The photographic emulsion, developer solutions, stop bath solutions, fixer solutions, reducers, intensifiers and washing solutions.

4.4 – Film processing: Manual film processing and Automatic film processing. Automatic film processor. Processing accessories – processing trays and processing tanks.

4.5 – Computer to film technology: Workflow, advantages of CTF
technology. Film imagesetter: Types, working principles of different types of film imagesetters.

Unit 5 : Offset Plate Processing

5.1 – Type of Plates – Wipe-on Plates and Pre-sensitized Plates.

5.2 – Facilities and Equipments used in Plate Making department – Printing Down Frame, Automatic Plate Processor and Plate Processing steps.

5.3 – Control of plate making variables – Quality control aids: Plate sensitivity guide, GATF star target, UGRA plate control wedge and GATF dot gain scale.

5.4 – Processing steps involved in preparation of PS Plates and Wipeon Plates.

5.5 – Plate making troubles: Wipe-on plates troubles and PS plates troubles.

Text Book / Reference Book:

1. Colour and its Reproduction – Gary field.
2. Graphic Reproduction Photography – James Walter Burden.
3. Introduction to Prepress – Hugh M. Speirs.
4. Line Photography – Karl Davis Robinson.
5. Principles of Colour Technology – Roy S. Berns.
6. Scanning Primer – Richard M. Adams II.
7. Understanding Digital Colour – Phil Green.
8. Chemistry for the Graphic Arts – Nelson R. Eldred.
9. Colour Science – Style.
10. The Lithographers – Manual GATF Publication, USA.
11. Hand Book of Print Media by Helmut Kipphan – Springer Publications, Germany.
12. Introduction to Prepress by Hugh Speirs, PIRA – BOIF Publishing, United Kingdom