File:James Webb Space Telescope Mirror37.jpg

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DescriptionJames Webb Space Telescope Mirror37.jpg	العربية: التعليق الأصلي: خلال اختبارات التجميد، سوف تُعرَّض المرايا إلى درجات حرارة تنخفض تدريجيًّا وُصولًا إلى 24 كلڤن، مما سيسمح للمُهندسين أن يقيسوا كيفيَّة تغيُّر شكل كُل مرآة على حدى خِلال تبرُّدها، وذلك بِدقَّةٍ كبيرة. لِمزيدٍ من المعلومات: اضغط هُنا English: Caption: During cryogenic testing, the mirrors will be subjected to temperatures dipping to 24 Kelvins, permitting engineers to measure in extreme detail how the shape of each mirror changes as it cools. More information: Click here 日本語: ジェイムズ・ウェッブ宇宙望遠鏡のベリリウム製の主鏡。
Date	13 July 2010
Source	http://www.jwst.nasa.gov/images_mirror45.html
Author	NASA/MSFC/David Higginbotham/Emmett Given

Assessment

This is a featured picture on Wikimedia Commons (Featured pictures) and is considered one of the finest images. See its nomination here.

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This is a featured picture on the Arabic language Wikipedia (صور مختارة) and is considered one of the finest images. See its nomination here.

This is a featured picture on the English language Wikipedia (Featured pictures) and is considered one of the finest images. See its nomination here.

This is a featured picture on the Persian language Wikipedia (نگاره‌های برگزیده) and is considered one of the finest images. See its nomination here.

This is a featured picture on the Indonesian language Wikipedia (Gambar pilihan) and is considered one of the finest images. See its nomination here.

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Licensing

	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	14:34, 5 August 2010		4,256 × 2,832 (10.9 MB)	Papa Lima Whiskey (talk \| contribs)	sRGB converted
	14:02, 5 August 2010		4,256 × 2,832 (9.38 MB)	Raeky (talk \| contribs)	{{Information \|Description={{en\|1=Caption: During cryogenic testing, the mirrors will be subjected to temperatures dipping to -415 degrees Fahrenheit, permitting engineers to measure in extreme detail how the shape of each mirror changes as it cools. Mor

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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.

Image title	BALL AEROSPACE'S JAKE LEWIS IS REFLECTED IN ONE OF THE MIRRORS ON A JAMES WEBB SPACE TELESCOPE ARRAY THAT WAS IN THE X-RAY AND CRYOGENIC FACILITY FOR TESTING
Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D3
Author	DAVID HIGGINBOTHAM
Exposure time	1/250 sec (0.004)
F-number	f/7.1
ISO speed rating	320
Date and time of data generation	14:26, 13 July 2010
Lens focal length	17 mm
Orientation	Normal
Horizontal resolution	240 dpi
Vertical resolution	240 dpi
Software used	GIMP 2.4.6
File change date and time	16:28, 5 August 2010
Exposure Program	Manual
Exif version	2.21
Date and time of digitizing	14:26, 13 July 2010
APEX shutter speed	7.965784
APEX aperture	5.655638
APEX exposure bias	0
Maximum land aperture	3 APEX (f/2.83)
Metering mode	Pattern
Light source	Tungsten (incandescent light)
Flash	Flash did not fire
DateTime subseconds	25
DateTimeOriginal subseconds	25
DateTimeDigitized subseconds	25
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	17 mm
Scene capture type	Standard
Scene control	None
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown
Serial number of camera	2055089
Lens used	17.0-35.0 mm f/2.8
Width	4,256 px
Height	2,832 px
Pixel composition	RGB
Number of components	3
Bits per component	8 8 8
Image width	4,256 px
Image height	2,832 px
Rating (out of 5)	5
Date metadata was last modified	04:22, 21 July 2010
Keywords	JAKE LEWIS JWST JAMES WEBB SPACE TELESCOPE X-RAY AND CRYOGENIC FACILITY
Writer	FRED DEATON
Unique ID of original document	xmp.did:F97F11740720681192B0F0C3D05D70A8

File:James Webb Space Telescope Mirror37.jpg

Captions

Captions

Summary

Assessment

Licensing

File history

File usage on Commons

File usage on other wikis

Metadata

Structured data

Items portrayed in this file

depicts

James Webb Space Telescope

copyright status

public domain

Commons quality assessment

Wikimedia Commons featured picture

inception

13 July 2010

captured with

Nikon D3

exposure time

0.004 second

f-number

7.1

focal length

17 millimetre

ISO speed

320

media type

image/jpeg

instance of

photograph