File:Fluorescent minerals hg.jpg

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Summary

Description	English: Collection of various fluorescent minerals under ultraviolet UV-A, UV-B and UV-C light. Chemicals in the rocks absorb the ultraviolet light and emit visible light of various colors, a process called fluorescence. Français : Divers minéraux fluorescents Deutsch: Verschiedene fluoreszierende Minerale unter UV-Licht
Date	7 April 2005
Source	Own work
Author	Hannes Grobe ( Hgrobe 06:16, 26 April 2006 (UTC))
Permission ( Reusing this file)	free use, share alike and quote author

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Quality image

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File usage

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Ultraviolet

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.

Camera manufacturer	LEICA
Camera model	DIGILUX 2
Author	Leica
Exposure time	1/2 sec (0.5)
F-number	f/2.2
ISO speed rating	100
Date and time of data generation	00:11, 29 May 2005
Lens focal length	17 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Adobe Photoshop 7.0
File change date and time	14:17, 11 February 2006
Y and C positioning	Co-sited
Exposure Program	Manual
Exif version	2.2
Date and time of digitizing	00:11, 29 May 2005
Image compression mode	8
Shutter speed	1
APEX aperture	2.3
Exposure bias	0
Maximum land aperture	2 APEX (f/2)
Metering mode	Centre weighted average
Light source	Fine weather
Flash	Flash did not fire, compulsory flash suppression
Colour space	sRGB
Sensing method	One-chip colour area sensor
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Manual white balance
Digital zoom ratio	0
Focal length in 35 mm film	68 mm
Scene capture type	Standard
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Close view

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