DIGITISING IMAGES IAN WALKER SEARCH TECH MANAGER MEDIA EQUATION.

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Presentation transcript:

DIGITISING IMAGES IAN WALKER SEARCH TECH MANAGER MEDIA EQUATION

OVERVIEW Terminology Types of Originals Equipment Used Resolutions & Image Formats What’s Next? DIGITISING IMAGES

TERMINOLOGY 72 dpiV300 dpi Mega bytesVMega Pixels Optical ZoomVDigital Zoom DIGITISING IMAGES

72 dpi

DIGITISING IMAGES 300 dpi

72 dpi V 300 dpi 72 dpi300 dpi 2 meg file25 meg file Suitable for Screen displaySuitable for A4 printing Possibly compressed JPEGMost likely uncompressed 150 k bytesTIFF Can be edNot suitable for DIGITISING IMAGES

TERMINOLOGY 72 dpiV300 dpi Mega bytesVMega Pixels Optical ZoomVDigital Zoom DIGITISING IMAGES

MEGA PIXELS DIGITISING IMAGES

TERMINOLOGY 72 dpiV300 dpi Mega bytesVMega Pixels Optical ZoomVDigital Zoom DIGITISING IMAGES

DIGITAL ZOOM DIGITISING IMAGES

TYPES OF ORIGINALS Photographic PrintsProof Sheets Transparencies Printed Material Colour negatives Objects Slides Maps Glass PlatesEngravings Original Artworks Newspapers DIGITISING IMAGES

EQUIPMENT Flatbed ScannerCopy Stand FbS with Reflective Back Video Camera Transparency Scanner Digital Camera SLR Drum Scanner Digital Back Slide Scanner Digital Camera S S with Autofeeder Film Scanner Wide Format Scanner DIGITISING IMAGES

FLATBED DIGITISING IMAGES

FLEXTIGHT DIGITISING IMAGES

DRUM SCANNER DIGITISING IMAGES

SLIDE SCANNER DIGITISING IMAGES

SLIDE FEEDER DIGITISING IMAGES

FILM SCANNER DIGITISING IMAGES

LARGE FORMAT DIGITISING IMAGES

COPY STAND DIGITISING IMAGES

VIDEO CAMERA DIGITISING IMAGES

HIGH RES VIDEO DIGITISING IMAGES

DIGITAL SLR DIGITISING IMAGES

DIGITAL BACK DIGITISING IMAGES

DIGITAL CAMERA NON-SLR DIGITISING IMAGES

OVERVIEW Terminology Types of Originals Equipment Used Resolutions & Image Formats What’s Next DIGITISING IMAGES

75 dpi DIGITISING IMAGES

150 dpi DIGITISING IMAGES

300 dpi DIGITISING IMAGES

600dpi DIGITISING IMAGES

1,200 dpi DIGITISING IMAGES

2,400 dpi DIGITISING IMAGES

4,800 dpi DIGITISING IMAGES

SizePixelsMegabytes Screen17”1024 x Postcard5” x 7”1500 x A48” x 11”2,400 x 3, A316” x 22”4,800 x 6, FILE SIZES DIGITISING IMAGES

TIFF RGB TIFF CMYK JPEG Loss Less JPEG Mod. Com. Screen k120 k Postcard meg1 meg A meg2 meg A meg8 meg FILE TYPES DIGITISING IMAGES

WHAT’S NEXT? Embedded Meta Data in the Image file Pict Bridge Adobe Photoshop CS2 XML and Dublin Core DIGITISING IMAGES

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