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File:Fluorescent minerals hg.jpg

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))
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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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