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Ultraviolet Camera Spencer Fowers. Purpose UV Camera can pick up details that visible light does not show.

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Presentation on theme: "Ultraviolet Camera Spencer Fowers. Purpose UV Camera can pick up details that visible light does not show."— Presentation transcript:

1 Ultraviolet Camera Spencer Fowers

2 Purpose UV Camera can pick up details that visible light does not show

3 Purpose UV Camera can pick up details that visible light does not show Visible Light Photo Arnica angustifolia Vahl

4 Purpose UV Camera can pick up details that visible light does not show Visible Light PhotoUV Light Photo Arnica angustifolia Vahl

5 Purpose Forensics –Deeper penetration into skin than visible light –Gunpowder traces Investigation –Burned writing –Ink differences (destroyed, changed)

6 How do you capture UV images? Most cameras have UV filters Not all cameras pick up the UV range Steps 1.Set up image 2.Remove visible light (filter) 3.Allow UV light 1.Add extra UV if necessary 4.Increase exposure time 5.Capture image

7 Tools Specialized camera –Sarnoff CAM1M30 30 fps 1000 x 1000 resolution –Fujifilm FinePix S3 UVIR Digital SLR, 12 Megapixel In-Use preview/focus –UVCorder 640x480, 0.3 Megapixel

8 Is Special Equipment Really Necessary? http://www.naturfotograf.com/UV_IR_rev00.html –Uses film and digital cameras with visible light blocking filters and special UV pass-through filters to take UV and IR photography –Found that UV can be captured using a normal digital CCD with appropriate filter

9 Is Special Equipment Really Necessary? http://www.naturfotograf.com/UV_IR_rev00.html –Uses film and digital cameras with visible light blocking filters and special UV pass-through filters to take UV and IR photography –Found that UV can be captured using a normal digital CCD with appropriate filter B/W: Visible light

10 Is Special Equipment Really Necessary? http://www.naturfotograf.com/UV_IR_rev00.html –Uses film and digital cameras with visible light blocking filters and special UV pass-through filters to take UV and IR photography –Found that UV can be captured using a normal digital CCD with appropriate filter B/W: Visible lightFilm: UV light

11 Is Special Equipment Really Necessary? http://www.naturfotograf.com/UV_IR_rev00.html –Uses film and digital cameras with visible light blocking filters and special UV pass-through filters to take UV and IR photography –Found that UV can be captured using a normal digital CCD with appropriate filter B/W: Visible lightFilm: UV lightDigital: UV light


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