File:Primary Mirror Segment Cryogenic Testing (5739767857).jpg

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Description	Project scientist Mark Clampin is reflected in the flight mirrors at Marshall Space Flight Center. Credit: Ball Aerospace NASA Image Use Policy Follow us on Twitter Like us on Facebook Subscribe to our YouTube channel
Date	15 April 2011, 08:56
Source	Primary Mirror Segment Cryogenic Testing
Author	NASA's James Webb Space Telescope from Greenbelt, MD, USA

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This image was originally posted to Flickr by James Webb Space Telescope at https://flickr.com/photos/50785054@N03/5739767857. It was reviewed on 24 October 2020 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0.

24 October 2020

	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[1] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	17:16, 24 October 2020		1,200 × 1,500 (315 KB)	Orizan (talk \| contribs)	Transferred from Flickr via #flickr2commons

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Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D300S
Exposure time	1/160 sec (0.00625)
F-number	f/6.3
ISO speed rating	1,000
Date and time of data generation	08:56, 15 April 2011
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Horizontal resolution	150 dpi
Vertical resolution	150 dpi
Software used	Adobe Photoshop CS5 Windows
File change date and time	14:12, 26 April 2011
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	Manual
Exif version	2.21
Date and time of digitizing	08:56, 15 April 2011
Meaning of each component	Y Cb Cr does not exist
Image compression mode	4
APEX shutter speed	7.321928
APEX aperture	5.310704
APEX exposure bias	−1
Maximum land aperture	3 APEX (f/2.83)
Subject distance	7.08 meters
Metering mode	Pattern
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DateTime subseconds	16
DateTimeOriginal subseconds	16
DateTimeDigitized subseconds	16
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	Manual exposure
White balance	Manual white balance
Digital zoom ratio	1
Focal length in 35 mm film	42 mm
Scene capture type	Standard
Scene control	High gain up
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown
GPS tag version	2.2.0.0
Serial number of camera	3039064
Lens used	28.0-70.0 mm f/2.8
Date metadata was last modified	08:12, 26 April 2011
Unique ID of original document	xmp.did:DDE01B032E70E0119DE0988E569F76F4

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File:Primary Mirror Segment Cryogenic Testing (5739767857).jpg

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