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Westinghouse "Calcu-light-or" lighting calculator. Got this thing on Ebay. It is dated 1941! o_O Keywords: Miscellaneous

Westinghouse "Calcu-light-or" lighting calculator.

Got this thing on Ebay. It is dated 1941! o_O

HPIM0607.JPG HPIM0609.JPG HPIM0680.JPG 20121027_131618.jpg 20121031_220321.jpg
File information
Filename:WESTY_CALCU-LIGHT-OR.JPG
Album name:Vince / Miscellaneous
Keywords:Miscellaneous
Company and Date Manufactured:Westinghouse | Patented 1941
Filesize:348 KiB
Date added:Apr 12, 2012
Dimensions:2592 x 972 pixels
Displayed:73 times
Color Space:sRGB
Contrast:0
DateTime Original:2012:04:12 16:13:46
Exposure Bias:0 EV
Exposure Mode:0
Exposure Program:Program
Exposure Time:1/15 sec
FNumber:f/3.6
Flash:No Flash
Focal length:7.5 mm
ISO:250
Light Source:Unknown: 0
Make:Hewlett-packard
Max Aperture:f/3
Model:HP DVC V5061u
URL:http://www.galleryoflights.org/mb/gallery/displayimage.php?pid=11390
Favorites:Add to Favorites

Comment 1 to 2 of 2
Page: 1

streetlight98   [Apr 14, 2012 at 01:25 AM]
How does this work?
TiCoune66   [Apr 14, 2012 at 01:41 AM]
I still have to figure that out XD

Comment 1 to 2 of 2
Page: 1
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