File:Beckman Ir-1 Spectrophotometer, ca. 1941.jpg

Size of this preview: 800 × 533 pixels. Other resolution: 1,050 × 700 pixels.

Original file ‎(1,050 × 700 pixels, file size: 450 KB, MIME type: image/jpeg)

This file is from a shared repository and may be used by other projects. The description on its file description page there is shown below.

Wikipedia does not have a File page with this exact name.

Other reasons this message may be displayed:

If an image was recently created here, it may not be visible yet because of a delay in updating the database; wait a few minutes or try the purge function.
Titles on Wikipedia are case sensitive except for the first character; please check alternative capitalizations and consider adding a redirect here to the correct title.
If the page has been deleted, check the deletion log, and see Why was the page I created deleted?

File history

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Thumbnail	Dimensions	User	Comment
current	14:44, 21 June 2013		1,050 × 700 (450 KB)	Mary Mark Ockerbloom	{{Information \|Description ={{en\|1=Beckman Ir-1 Spectrophotometer, ca. 1941. On loan from Beckman-Coulter Inc. Chemical Heritage Foundation, Photograph by Gregory Tobias. Beckman Instruments produced the Beckman IR-1 in 1942 specifically for the Ru...

The following file is a duplicate of this file (more details):

The following page uses this file:

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.

If the file has been modified from its original state, some details may not fully reflect the modified file.

Camera manufacturer	Canon
Camera model	Canon EOS 5D
Exposure time	4/5 sec (0.8)
F Number	f/18
ISO speed rating	100
Date and time of data generation	12:18, 31 July 2007
Lens focal length	64 mm
Orientation	Normal
Horizontal resolution	150 dpi
Vertical resolution	150 dpi
Software used	Adobe Photoshop Elements 2.0
File change date and time	16:19, 13 August 2007
Exposure Program	Manual
Exif version	2.21
Date and time of digitizing	12:18, 31 July 2007
APEX shutter speed	0.375
APEX aperture	8.375
APEX exposure bias	0
Flash	Flash did not fire, compulsory flash suppression
Supported Flashpix version	1
Color space	sRGB
Focal plane X resolution	3,086.925795053
Focal plane Y resolution	3,091.2951167728
Focal plane resolution unit	inches