File:Hydrogen discharge tube.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:51, 18 July 2010		3,000 × 1,000 (274 KB)	Alchemist-hp	== {{int:filedesc}} == {{Information \|Description={{en\|1=Spectrum = gas discharge tube: filled with: hydrogen H<sub>2</sub>. Used with 1,8kV, 18mA, 35kHz. ≈8" length.}} {{de\|1=Spektralröhre = [[:de:Gasentladungs

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Image title	Hydrogen discharge tube
Camera manufacturer	PENTAX Corporation
Camera model	PENTAX *ist D
Author	Heinrich Pniok
Copyright holder	Heinrich Pniok
Exposure time	1/30 sec (0.033333333333333)
F Number	f/4.5
ISO speed rating	1,600
Date and time of data generation	22:53, 4 October 2006
Lens focal length	34 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Adobe Photoshop CS4 Windows
File change date and time	22:22, 18 July 2010
White point chromaticity	0.313 0.329
Chromaticities of primarities	0.64 0.33 0.21 0.71 0.15 0.06
Color space transformation matrix coefficients	0.299 0.587 0.114
Y and C positioning	Co-sited
Exposure Program	Normal program
Exif version	2.21
Date and time of digitizing	22:53, 4 October 2006
Meaning of each component	Y Cb Cr does not exist
APEX exposure bias	0
Metering mode	Pattern
Flash	Flash did not fire, compulsory flash suppression
Supported Flashpix version	1
Color space	Uncalibrated
Sensing method	One-chip color area sensor
File source	Digital still camera
Scene type	A directly photographed image
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Focal length in 35 mm film	51 mm
Scene capture type	Standard
Contrast	Hard
Saturation	High saturation
Sharpness	Hard
Subject distance range	Macro
Supported Flashpix version	1
Image width	3,000 px
Image height	1,000 px
Date metadata was last modified	00:22, 19 July 2010
Unique ID of original document	xmp.did:2F4E8239A892DF11A8FCA5700E1B1C06