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e History of Photograp

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Camera Obscura First mentioned in the writings of Chinese

philosopher Mozi between 470 and 390 BC!

But named b" #ohannes $eppler in %&04

'oughl" translated as (dar) room*!

'elied on the principle that light+ whenre,ected+ tra-els in straight lines!

.ight enters a dar) room or enclosed bo/ from

a small hole+ and casts an image against theopposite wall!

'efracted light maintains its colour and detail+but is cast upsidedown!

But Before then

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Camera Obscura

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1he addition of the lens Mid %200*s

iambattista della orta 5 replaced the hole with anold man*s lenticular

reatl" focused the image!

arl" models were -er" large Often a whole room+ or a tent!

6ntil the eighteenth centur" when 'obert Bo"le and'obert oo)e de-eloped smaller+ portable models!

6sed b" artists+ and for public entertainment!

Camera Obscura

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hotograph" product of a number of small technological

ad-ancements

1homas 8edgewood ometimes considered the father of

photograph"

First person to e/periment with light sensiti-echemicals

1homas 8edgewood 5hadow

:mage hotogram! Mid*

And after that

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umphre" ;a-" Collaborated with 1homas 8edgewood

that he*d found chemicals so sensiti-e to light thate-en dim ra"s from a camera obscura would lea-e an imprint!

6ltimatel" a failure 5 he ne-er found a wa" to ?/ images

#oseph

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arisian artist+ collaborated with

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eople found earl" photograph" utterl" terrif"ing At ?rst we did not dare loo) long on at the images he

;aguerreD produced! 8e were frightened b" the clarit" ofthese men+ imagining that these small+ indeed+ tin"+ faces+

?/ed on a plate+ could turn bac) and loo) at us!E 5 Charles;authende" c!%=20

Aradical new wa" of presenting the world in

>;G!E 1he idea caught on -er" Huic)l"I

;issemination of cameras made possible b" .ouis ;aguerre(gi-ing* his in-ention to the world!

Camera studies began to appear in cities around the globe

t this point in time+ photograph" wasprimaril" artistic

.ittle focus on its practical applications

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