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Obturador ocult / Hidden shutter

IN ENGLISH BELOW THE LINE

 

Càmera de plaques britanica comercialitzada per City, Sale & Exchange a Londres. Dic comercialitzada perquè el més probable és que el fabricant en sí fos un altre proveidor, i que C.E. & Ex. només les venia. Aquesta és de format 4x5 i compta amb un obturador Bausch & Lomb Automat. Crec que és probable que es tracti d'una Houghton Holborn Ilex No.2 (1905-1906).

 

Les "falling plate cameras" foren un tipus concret de càmeres tipus caixa que es fabricaren en diversos formats grans entre finals del s. XIX i els anys 20. Son càmeres de placa de vidre (de gelatinobromur), amb un mecanisme que permet carregar-ne moltes, fins a 12 en alguns models. Es diu de falling plate perque un cop s'ha exposat una placa, aquesta "cau" endavant, deixant espai per a la seguent, situada al darrera. Aquest mecanisme fa que sigui facil fer moltes fotos sense la complexistat dels xasis portaplaques, però dona càmeres molt voluminoses.

 

www.earlyphotography.co.uk/site/companies.html#C

 

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The falling plate 4x5 camera was sold in London by City, Sale & Exchange, but the manufacturer was probably somebody else. Maybe it was even an US built camera, as it has the American 4x5 format, not it's British equivalent of half-plate. Probably it's a Houghton Holborn Ilex No.2 (c.1905-06).

 

The "falling plate cameras" were a specific type of box cameras that were manufactured in various large formats between the end of the s. XIX and the 1920s. They are dry plate cameras, with a mechanism that allows many of them to be loaded, up to 12 in some models. It is called a falling plate because once a plate has been exposed, it "falls" forward, leaving room for the next one, located behind and pushed by a spring. This mechanism makes it easy to take many photos without the complexity of plate holders, but it gives very bulky cameras. They need internal space that allows the plates to swing to the bottom.

 

camera-wiki.org/wiki/Magazine_camera

 

www.earlyphotography.co.uk/site/companies.html#C

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Uploaded on February 6, 2022
Taken on January 21, 2022