Difference between revisions of "Accura reflex housing"

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(Japanese reflex housing)
 
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The '''Accura reflex housing''' was certainly made in Japan in the late 1950s.
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The '''Accura reflex housing''' was made in Japan from 1958 by [[Swallow|Swallow Seiki]].
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== Early announcement ==
 +
The [[reflex housing]] commonly known as the Accura was announced as a new product in the February 1958 issue of {{SK}}.<REF> Column in {{SK}} February 1958, p.112. </REF> In the document, the manufacturer is mentioned as [[Swallow|Swallow Seiki]], the device is merely called "Reflex Housing" (レフレックス・ハウジング), and the price is {{yen|10,000|1958}}. The device is pictured on a [[Leica]] camera with a collapsible 50/2 lens. Three main uses are described: with a 50mm standard lens, to take close-up pictures down to 12cm (1.2×), with a special short-barrel 105mm lens, to take pictures from 3ft to infinity, or with close-up rings — the use of a [[bellows]], though obvious, is curiously not mentioned. (The minimum distances are certainly given as typical examples, and do not imply that Swallow actually provided specific lenses for use on the reflex housing.)
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{| class="plainlinks" align="center" style="text-align: center;"
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|| [http://www.flickr.com/photos/camerawiki/46431552192/in/pool-camerawiki/ http://farm8.staticflickr.com/7882/46431552192_6b73e153ba_d.jpg]
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|-
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|| ''Announcement of the reflex housing in {{SK}} February 1958. {{public domain Japan new}}''
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|}
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It is not known if the device was effectively sold in Japan, by [[Swallow|Swallow Seiki]] or a separate distributor. All the examples found so far have the [[Accura]] brand, applied by an unknown Western distributor.
  
 
== Description ==
 
== Description ==
 
The Accura reflex housing consists of a mirror box and interchangeable finders.
 
The Accura reflex housing consists of a mirror box and interchangeable finders.
=== Main mirror box ===
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The main mirror box has an all black hammertome finish, and is inscribed ''ACCURA'' at the front. The mirror control mechanism is contained in a cylindrical part on the right, with a release lever on the front, and a connector at the top, plugged into the camera's shutter button via a cable. The device has two tripod threads, at the bottom and on the right.
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=== Common features ===
 +
The main mirror box has an all black hammertome finish, and is inscribed ''ACCURA'' at the front. The mirror control mechanism is covered by a cylindrical part on the right, with a serial number, an ''SW'' logo, and the word ''Japan''. The release lever protrudes at the front of the cover, and there is a male thread at the top, to attach a cable coupling the mirror box with the camera's shutter release. The device has two tripod threads, at the bottom and on the right.
  
 
The Accura reflex housing has only been observed in [[39mm screw lenses|Leica screw mount]], and has another 39mm screw mount at the front. The film-to-flange register is certainly the same as on the [[Leitz]] [[PLOOT]] or [[Visoflex I]].
 
The Accura reflex housing has only been observed in [[39mm screw lenses|Leica screw mount]], and has another 39mm screw mount at the front. The film-to-flange register is certainly the same as on the [[Leitz]] [[PLOOT]] or [[Visoflex I]].
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The mirror box has a bayonet mount at the top, surrounded by a black and chrome knurled row, to attach a viewfinder.
 
The mirror box has a bayonet mount at the top, surrounded by a black and chrome knurled row, to attach a viewfinder.
  
=== Viewfinders ===
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=== Versions ===
The known viewfinders have the same black hammertone finish as the main part. The loupe finder is a cylindrical chimney with a magnifying lens at the top. The eye-level finder reminds the [[Leitz]] PAMOO right-angle magnifier for the [[Visoflex I]]. It has a peculiar spherical shape, with a large facet at the front, inscribed ''III ACCURA''.
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At least two versions of the Accura reflex housing are known, mainly differing by their incompatible viewfinder attachments.
 +
 
 +
The example no.5631, pictured below, has a silver ''ACCURA'' marking and a silver plate on the mirror mechanism cover. The coupling cable shown in the pictures is presumably original, and has a thread at the end which can be plugged onto the shutter button of [[Leica]] cameras and certainly Leica copies (though coupling problems have been reported by the owner, specifically with [[Leotax]] cameras).
 +
{| class="plainlinks" align="center" style="text-align: center;"
 +
|| [http://www.flickr.com/photos/camerawiki/46432705892/in/pool-camerawiki/ http://farm8.staticflickr.com/7860/46432705892_6062fd538f_m_d.jpg] [http://www.flickr.com/photos/camerawiki/32611203318/in/pool-camerawiki/ http://farm5.staticflickr.com/4869/32611203318_5ee35665e7_m_d.jpg] [http://www.flickr.com/photos/camerawiki/45570810265/in/pool-camerawiki/ http://farm5.staticflickr.com/4900/45570810265_3988e585bd_m_d.jpg] [http://www.flickr.com/photos/camerawiki/44666978460/in/pool-camerawiki/ http://farm8.staticflickr.com/7914/44666978460_cbc7e8ee33_m_d.jpg]
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|-
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|| ''Accura reflex housing no.5631 and Accura III eye-level finder, alone or with a short mount [[K.O.L. and Sun lenses in Leica screw mount|Sun Telephoto 13.5cm f/3.8]].<br>Pictures by David Murphy. {{with permission}}''
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|}
  
A variant of that eye-level finder, also inscribed ''III ACCURA'', reportedly exists with a different bayonet mount, larger than that of the mirror box.<REF> [http://www.rangefinderforum.com/forums/showthread.php?p=541571 Thread at Rangefinderforum.com]. </REF> The use of this variant is unknown.
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The device comes with an eye-level finder, which reminds the [[Leitz]] PAMOO right-angle magnifier for the [[Visoflex I]]. It has a peculiar spherical shape, with a large facet at the front, displaying a large roman numeral ''III'' and the name ''ACCURA''. It contains a single mirror, and provides a vertically reversed image, meaning that people will look upside down. The viewing screen is reportedly fairly bright, with reasonable vignetting.
  
== Manufacturer and date ==
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The example no.5700, pictured below, has no silver filling in the front ''ACCURA'' engraving, and has an all black cover for the mirror mechanism. This reflex housing comes with a loupe finder, shaped as a cylindrical chimney with a magnifying lens at the top.
The [[Accura]] brand was used by an unknown distributor, and the actual manufacturer of the device is unknown too. No original document showing the Accura reflex housing has yet been found. The device notably does not appear in the June 1955 special issue of {{FAR}}, entirely dedicated to camera accessories, which lists the [[Mirax]] by [[Miranda|Orion Seiki]] and the [[Kenko reflex housing]]. This might indicate that the Accura was not yet available at the time, and was made in the late 1950s.
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{| class="plainlinks" align="center" style="text-align: center;"
 +
|| [http://www.flickr.com/photos/camerawiki/32614154448/in/pool-camerawiki/ http://farm5.staticflickr.com/4854/32614154448_f63b15ffbf_m_d.jpg] [http://www.flickr.com/photos/camerawiki/31547037437/in/pool-camerawiki/ http://farm8.staticflickr.com/7895/31547037437_16eb18bf21_m_d.jpg] [http://www.flickr.com/photos/camerawiki/45763228774/in/pool-camerawiki/ http://farm5.staticflickr.com/4907/45763228774_dedca1bec7_m_d.jpg] [http://www.flickr.com/photos/camerawiki/46486990821/in/pool-camerawiki/ http://farm8.staticflickr.com/7909/46486990821_1d7836395f_m_d.jpg]
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|-
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|| ''Accura reflex housing no.5700 and loupe finder, alone or with a short mount [[K.O.L. and Sun lenses in Leica screw mount|Sun Telephoto 13.5cm f/3.8]].<br>Pictures by David Murphy. {{with permission}}''
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|}
  
 
== Notes ==
 
== Notes ==
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== Bibliography ==
 
== Bibliography ==
* {{FAR80}} ''The Accura reflex housing does not appear in this magazine.''
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* {{SK}} no.70, February 1958. "News Flash". P.112.
  
 
== Links ==
 
== Links ==
 
In English:
 
In English:
 
* Accura reflex housing in a [http://elshaw.tripod.com/Visoflex/Visoflex.html page on the Visoflex] at [http://elshaw.tripod.com/ Gary's elshaw.tripod.com]
 
* Accura reflex housing in a [http://elshaw.tripod.com/Visoflex/Visoflex.html page on the Visoflex] at [http://elshaw.tripod.com/ Gary's elshaw.tripod.com]
* [http://www.rangefinderforum.com/forums/showthread.php?p=541571 Thread on the Accura reflex housing] at [http://www.rangefinderforum.com/ Rangefinderforum.com]
 
  
 
[[Category: Reflex housings]]
 
[[Category: Reflex housings]]
[[Category: Japan]]
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[[Category: Japanese accessories]]

Latest revision as of 16:38, 27 December 2018

The Accura reflex housing was made in Japan from 1958 by Swallow Seiki.

Early announcement

The reflex housing commonly known as the Accura was announced as a new product in the February 1958 issue of Shashin Kōgyō.[1] In the document, the manufacturer is mentioned as Swallow Seiki, the device is merely called "Reflex Housing" (レフレックス・ハウジング), and the price is ¥10,000. The device is pictured on a Leica camera with a collapsible 50/2 lens. Three main uses are described: with a 50mm standard lens, to take close-up pictures down to 12cm (1.2×), with a special short-barrel 105mm lens, to take pictures from 3ft to infinity, or with close-up rings — the use of a bellows, though obvious, is curiously not mentioned. (The minimum distances are certainly given as typical examples, and do not imply that Swallow actually provided specific lenses for use on the reflex housing.)

It is not known if the device was effectively sold in Japan, by Swallow Seiki or a separate distributor. All the examples found so far have the Accura brand, applied by an unknown Western distributor.

Description

The Accura reflex housing consists of a mirror box and interchangeable finders.

Common features

The main mirror box has an all black hammertome finish, and is inscribed ACCURA at the front. The mirror control mechanism is covered by a cylindrical part on the right, with a serial number, an SW logo, and the word Japan. The release lever protrudes at the front of the cover, and there is a male thread at the top, to attach a cable coupling the mirror box with the camera's shutter release. The device has two tripod threads, at the bottom and on the right.

The Accura reflex housing has only been observed in Leica screw mount, and has another 39mm screw mount at the front. The film-to-flange register is certainly the same as on the Leitz PLOOT or Visoflex I.

The mirror box has a bayonet mount at the top, surrounded by a black and chrome knurled row, to attach a viewfinder.

Versions

At least two versions of the Accura reflex housing are known, mainly differing by their incompatible viewfinder attachments.

The example no.5631, pictured below, has a silver ACCURA marking and a silver plate on the mirror mechanism cover. The coupling cable shown in the pictures is presumably original, and has a thread at the end which can be plugged onto the shutter button of Leica cameras and certainly Leica copies (though coupling problems have been reported by the owner, specifically with Leotax cameras).

The device comes with an eye-level finder, which reminds the Leitz PAMOO right-angle magnifier for the Visoflex I. It has a peculiar spherical shape, with a large facet at the front, displaying a large roman numeral III and the name ACCURA. It contains a single mirror, and provides a vertically reversed image, meaning that people will look upside down. The viewing screen is reportedly fairly bright, with reasonable vignetting.

The example no.5700, pictured below, has no silver filling in the front ACCURA engraving, and has an all black cover for the mirror mechanism. This reflex housing comes with a loupe finder, shaped as a cylindrical chimney with a magnifying lens at the top.

Notes

  1. Column in Shashin Kōgyō February 1958, p.112.

Bibliography

Links

In English: