File:Hale Telescope Mirror During Grinding 1945.jpg : Soft.lk - A Premium Software Developers - Meet one of the most powerful and intuitive POS systems for retail in Sri Lanka

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:30, 28 March 2022		757 × 615 (165 KB)	Holly Cheng	Cropped 22 % horizontally using CropTool with precise mode.
	22:43, 4 November 2015		970 × 615 (121 KB)	Chetvorno	User created page with UploadWizard

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Image title	Dec. 3, 1945: Workers pose with the mirror of the 200-inch telescope at the Caltech Optical Shop in Pasadena when grinding work was resumed following the end of World War II. Work was halted in 1942. The mirror was transportedd to Palomar Observatory in 1947.
Credit/Provider	Paul Calvert
Source	Los Angeles Times
Width	2,850 px
Height	3,434 px
Pixel composition	Black and white (Black is 0)
Orientation	Normal
Number of components	4
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Adobe Photoshop CS5.1 Macintosh
File change date and time	15:55, 14 March 2012
Exif version	2.21
Color space	Uncalibrated
Unique ID of original document	11A2547164730ACDBCA8281E0CA5A092
Date and time of digitizing	13:49, 13 March 2012
Date metadata was last modified	08:55, 14 March 2012

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