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