The document outlines major technological milestones in photography from 1851 to 2005. It discusses the introduction of wet plate collodion in 1851, the panoramic camera in the late 1850s, the popularity of stereoscopes in 1861, the replacement of wet plate collodion with dry plate collodion in 1871, the invention of rolled photographic film by George Eastman in 1888, the introduction of 35mm color film in 1935, the use of satellite phones by photojournalists in 1995, and the development of hybrid film/video DSLR cameras in 2005. Each milestone represented an important advancement that changed the practice of photography.

1. Technology Timeline
by Khyheem Finley

2. 1851-
Wet plate collodion change the way photos have been taken, the process using
glass, negatives and many chemicals. It was short lived for about 30 plus
years until dry plate technology came about.
Photo and inventor by Fredrick Scott
Archer
Image source
http://www.frederickscottarcher.com/Photographs.aspx

3. Late 1850’s-
Panoramic camera created by Thomas Sutton, to use a wide-angle lens to
capture a field of view greater than the human eye. It is a special spherical lens
that is water-filled and used to create a panoramic pictures without the need to
rotate your camera and also without the need to glue images together
afterwards.
Image source http://www.myplace.edu.au/TLF_resources/R6388/description.html
Thomas Sutton camera

4. 1861-
Stereoscope Viewer became popular around this time it is a device for viewing
“a stereoscopic pair of separate images, depicting left-eye and right-eye
images of the same thing, as a three-dimensional image”. Invented by Oliver
Wendell Holmes
Image source: http://urbantoronto.ca/forum/showthread.php/20076-
Victorian-Toronto-in-3D-Stereoscope-Photographs-from-the-19th-Century

5. 1871-
Dry plate collodion took over for the wet plate collodion and became more
practical with less to do and more shelf life. Also it was much more smaller than
the wet plate, this process was invented by Richard Leach Maddox
photo by Tai Oliphant
image soucre:
http://www.derivedlogic.com/Traditional%20Photography/DryPlateProcess/DryProcess.html

6. 1888-
George Eastman invented the Eastman Kodak Rolled Photographic Film
which was capable of using the new film movement.
Image source: http://www.geh.org/fm/Brownie2/htmlsrc/me13100003_ful.html

7. 1935-
35mm color film was a major step up in photojournalism
history, with color now it brought life and reality to
motion picture and still motion.
Image source: http://www.shootingfilm.net/2014/04/a-brief-
history-of-kodak-kodachrome-film.html

8. 1995-
Satellite Phones was a key part in the change of
photojournalism now you are able to send your photographs
you have taken to your news station from where you at. The
person does not have to leave,they can still take photos
Image source:
http://www.globalcomsatphone.com/item/history-of-the-
handheld-satellite-phone

9. 2005-
Hybrid film/video camera dslrs once again had help the people of
photojournalism improve greatly. Now you are able to take
pictures and make videos all in one device.
Image source: http://www.canon.com/camera-
museum/history/canon_story/2005_2010/2005_2010.html