Difference between revisions of "Acro Model R"

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The '''Model R''' (identified on the box, as in the advertisement below, as the Model R ''Candid Camera'') is a half-frame (i.e. 3x4 cm) uncoupled-rangefinder camera for 127 film, made by [[Acro]] of Chicago, circa 1940. It makes sixteen pictures on a roll of film. It has a plastic body, of a type similar to many 'minicams' made by companies of the ''[[The Chicago Cluster|Chicago cluster]]'', but with a rather better lens and shutter unit than those cameras, mounted on a metal plate screwed to the front.
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The camera has a two-inch lens, either an f/4.5 Acro Anastigmat or a Wollensak f/3.5.<ref name=McK>{{McKeown12}} p7.</ref> The lens has unit focusing and is scaled down to 3 feet. The shutter is an [[everset]] (self-cocking) in-lens type, giving speeds 1/25 - 1/200 plus 'B' and 'T'. It has a socket to accept a cable release.
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The split-image rangefinder is a metal unit fastened to the top of the camera. It houses a reverse-Galilean viefinder (separate from the rangefinder), and an [[lightmeter#extinction meter|extinction-type lightmeter]]. there is a calculator dial for interpretation of the meter reading on top of the unit.
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There are two [[red window]]s on the back, with a rotating disc cover (two, because 127 film is only numbered 1-8; each number is wound into each of the two windows, to give sixteen exposures).
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There is also an Arco '''Model V''' which has the same lens and shutter unit (though McKeown lists the Model V only with the Arco lens<ref name=McK></ref>) but has only a viewfinder on the top, no rangefinder or lightmeter.
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McKeown notes the similarity of the cameras to Detrola 3x4 cm viewfinder cameras (the [[Detrola Model G]], [[Detrola Model H|Model H]] and [[Detrola Model K|Model K]]).<ref name=McK></ref>
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|image_text= Advertised in the February, 1940<br>''Popular Photography''<br/>
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== Links ==
 
*[http://www.collection-appareils.fr/Acro/html/Acro_model_R.php Acro model R] at [http://www.collection-appareils.fr/general/html/francais.php Sylvain Halgand's  www.collection-appareils.fr]
 
  
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==Notes==
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<references/>
  
  
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== Links ==
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* [http://www.butkus.org/chinon/acro/acro_candid.htm User's manual] at Mike Butkus' [http://www.butkus.org/chinon/ Orphan Cameras]
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* [http://www.collection-appareils.fr/x/html/page_standard.php?id_appareil=1358 Acro Model R] at Sylvain Halgand's [http://www.collection-appareils.fr/general/html/francais.php Collection Appareils] (in French)
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* [https://twisted.org.uk/~moondog/127/cameras/spartus/acroR.html Acro Model R] at [http://twisted.org.uk/~moondog/127/ onetwoseven.org.uk]
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* [http://www.pbase.com/cameras/acro_scientific/acro_model_r Acro Model R sample images] at [http://www.pbase.com/ Pbase]
  
[[Category: Acro Scientific Products Company]]
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[[Category: 3x4 rangefinder]]
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[[Category:US 127 film]]
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[[Category: 1940]]
 
[[Category: A]]
 
[[Category: A]]
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[[Category:M|Model R Acro]]

Latest revision as of 04:34, 16 September 2023

The Model R (identified on the box, as in the advertisement below, as the Model R Candid Camera) is a half-frame (i.e. 3x4 cm) uncoupled-rangefinder camera for 127 film, made by Acro of Chicago, circa 1940. It makes sixteen pictures on a roll of film. It has a plastic body, of a type similar to many 'minicams' made by companies of the Chicago cluster, but with a rather better lens and shutter unit than those cameras, mounted on a metal plate screwed to the front.

The camera has a two-inch lens, either an f/4.5 Acro Anastigmat or a Wollensak f/3.5.[1] The lens has unit focusing and is scaled down to 3 feet. The shutter is an everset (self-cocking) in-lens type, giving speeds 1/25 - 1/200 plus 'B' and 'T'. It has a socket to accept a cable release.

The split-image rangefinder is a metal unit fastened to the top of the camera. It houses a reverse-Galilean viefinder (separate from the rangefinder), and an extinction-type lightmeter. there is a calculator dial for interpretation of the meter reading on top of the unit.

There are two red windows on the back, with a rotating disc cover (two, because 127 film is only numbered 1-8; each number is wound into each of the two windows, to give sixteen exposures).

There is also an Arco Model V which has the same lens and shutter unit (though McKeown lists the Model V only with the Arco lens[1]) but has only a viewfinder on the top, no rangefinder or lightmeter.

McKeown notes the similarity of the cameras to Detrola 3x4 cm viewfinder cameras (the Detrola Model G, Model H and Model K).[1]




Notes

  1. 1.0 1.1 1.2 McKeown, James M. and Joan C. McKeown's Price Guide to Antique and Classic Cameras, 12th Edition, 2005-2006. USA, Centennial Photo Service, 2004. ISBN 0-931838-40-1 (hardcover). ISBN 0-931838-41-X (softcover). p7.


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