File:24 strut tetrahedron Marcelo Pars tns098.jpg

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Summary

4 strut tetrahedron. Each strut has 5 redundant neighbors, for a total of 24 struts. Construction and photo by Marcelo Pars.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:04, 1 May 2022		738 × 984 (99 KB)	Maintenance script (talk \| contribs)	== Summary == Importing file

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Camera manufacturer	Hewlett-Packard
Camera model	hp photosmart 735
Exposure time	3,843/125,000 sec (0.030744)
F Number	f/2.67
ISO speed rating	100
Date and time of data generation	16:15, 6 June 2009
Lens focal length	5.95 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Microsoft Windows Live Photo Gallery12.0.1329.201
File change date and time	16:35, 21 August 2009
Y and C positioning	Co-sited
Exposure Program	Portrait mode (for closeup photos with the background out of focus)
Exif version	2.2
Date and time of digitizing	16:15, 6 June 2009
Meaning of each component	Y Cb Cr does not exist
Image compression mode	3.58
APEX shutter speed	5.02
APEX aperture	2.83
APEX brightness	2.85
APEX exposure bias	0
Maximum land aperture	6.36 APEX (f/9.06)
Subject distance	3.33 meters
Metering mode	Center weighted average
Light source	Daylight
Flash	Flash did not fire, compulsory flash suppression
Supported Flashpix version	1
Color space	sRGB