Difference between revisions of "Selon"

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The '''Selon''' is a Japanese leaf shutter, made by [[Miyoshi]] in the 1940s.<REF> Attribution to Miyoshi: {{Inquiry1943_short}}, shutter item 18-U-10. </REF> It is not known if it was an original Miyoshi product or if it was made by [[Proud]] before this company was absorbed by Miyoshi.
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The '''Selon''' is a Japanese leaf shutter, made by [[Miyoshi]]<REF> Attribution to Miyoshi: {{Inquiry1943_short}}, shutter item 18-U-10. </REF> from c.1940. It is not known if it was an original Miyoshi product or if it was made by [[Proud]] before this company was absorbed by Miyoshi.
  
The range of speeds was T, B, 5–250 until summer 1940, and switched to T, B, 5–300 from late 1940.<REF> 1/250 top speed is last mentioned in an advertisement for the [[Doris (3×4)]] in {{ACA}} August 1940, reproduced in {{Kokusan}}, p.80. 1/300 top speed is first mentioned in an advertisement for the [[Alma Four]] in {{ACA}} November 1940, visible in [http://xylocopal2.exblog.jp/5177408 this page of Xylocopal's photolog]. </REF> In 1940, the shutter was sometimes advertised as '''Selon II''' (セロンシヤツターⅡ).<REF> Advertisement for the [[Doris (3×4)]] dated April 1940 reproduced in {{Kokusan}}, p.80. </REF>
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|| [http://www.flickr.com/photos/rebollo_fr/5068086345/in/pool-camerapedia/ http://farm5.static.flickr.com/4132/5068086345_0939da02a0_m.jpg]
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|| [http://www.flickr.com/photos/rebollo_fr/5068097525/in/pool-camerapedia/ http://farm5.static.flickr.com/4126/5068097525_9c97a0453d_m.jpg]
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| style="vertical-align: top;" | ''Selon (5–250, B, T) on a [[Doris (3×4)|Doris]].<br>From {{ACA}} May 1940. {{public domain Japan old}}''
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| style="vertical-align: top;" | ''Selon (probably 5–300, B, T) on an [[Alma Four]].<br>From {{ACA}} April and May 1940.<br>{{public domain Japan old}}''
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The early Selon shutters have 5–250, B, T speeds. In Spring 1940, the shutter was sometimes advertised as the "Selon II" (セロンシヤツターⅡ).<REF> Advertisements in {{ACA}} April and May 1940, see [[Doris (3×4)]]. </REF> The top speed was switched to 1/300 at some point.<REF> 1/250 top speed is last mentioned in an advertisement for the [[Doris (3×4)]] in {{ACA}} August 1940, reproduced in {{Kokusan}}, p.80. 1/300 top speed is first mentioned in an advertisement for the [[Alma Four]] in {{ACA}} November 1940, visible in [http://xylocopal2.exblog.jp/5177408 this page of Xylocopal's photolog], though the advertisements in {{ACA}} April 1940, p.A13, and May 1940, p.A13, show a picture of an Alma Four which seems to have 1/300 setting. </REF> At a later time, the B and T settings were moved to the other end of the speed scale, which became T, B, 5–300, as on the example pictured below.
  
 
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|| ''Selon shutter, T, B, 5–300 speeds, originally mounted on a [[Semi Rody|Semi Rody II]].''<br>''Pictures courtesy of eBayer nathancoin. {{with permission}}''
 
|| ''Selon shutter, T, B, 5–300 speeds, originally mounted on a [[Semi Rody|Semi Rody II]].''<br>''Pictures courtesy of eBayer nathancoin. {{with permission}}''
 
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== Cameras equipped ==
 
== Cameras equipped ==
 
This list is incomplete. The fact that a camera appears in this list does not mean that all the variants were equipped.
 
This list is incomplete. The fact that a camera appears in this list does not mean that all the variants were equipped.
* [[Doris (3×4)]] (T, B, 5–250, advertised)
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* [[Doris (3×4)]] (5–250, advertised)
* [[Semi Proud|Semi Proud II]] Ikonta copy (T, B, 5–300, advertised)
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* [[Semi Proud|Semi Proud II]] Ikonta copy (5–300, advertised)
* [[Semi Rody|Semi Rody II]] horizontal (T, B, 5–300, observed)
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* [[Semi Rody|Semi Rody II]] horizontal (5–300, observed)
* [[Alma Four]] (T, B, 5–300, advertised)
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* [[Alma Four]] (5–300, advertised)
  
 
== Notes ==
 
== Notes ==

Revision as of 18:57, 10 October 2010

The Selon is a Japanese leaf shutter, made by Miyoshi[1] from c.1940. It is not known if it was an original Miyoshi product or if it was made by Proud before this company was absorbed by Miyoshi.

The early Selon shutters have 5–250, B, T speeds. In Spring 1940, the shutter was sometimes advertised as the "Selon II" (セロンシヤツターⅡ).[2] The top speed was switched to 1/300 at some point.[3] At a later time, the B and T settings were moved to the other end of the speed scale, which became T, B, 5–300, as on the example pictured below.

Cameras equipped

This list is incomplete. The fact that a camera appears in this list does not mean that all the variants were equipped.

Notes

  1. Attribution to Miyoshi: "Kokusan shashinki no genjōchōsa" ("Inquiry into Japanese cameras"), shutter item 18-U-10.
  2. Advertisements in Asahi Camera April and May 1940, see Doris (3×4).
  3. 1/250 top speed is last mentioned in an advertisement for the Doris (3×4) in Asahi Camera August 1940, reproduced in Kokusan kamera no rekishi, p.80. 1/300 top speed is first mentioned in an advertisement for the Alma Four in Asahi Camera November 1940, visible in this page of Xylocopal's photolog, though the advertisements in Asahi Camera April 1940, p.A13, and May 1940, p.A13, show a picture of an Alma Four which seems to have 1/300 setting.

Bibliography