Difference between revisions of "Letix"

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{{127 Japan}}
 
{{127 Japan}}
The '''Letix''' is a 4&times;4cm format camera, using [[127 film]], released by [[Ricoh|Asahi Kōgaku Kōgy]]ō (Asahi Optical Industries) around 1940. This company was a sub-company of Riken (today [[Ricoh]]). The attribution to Asahi Kōgaku Kōgyō is confirmed by a 1940 advertisement<REF> {{Showa10ad|Letix|319|October 1940|Asahi Camera}} </REF>.
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The '''Letix''' is a 4&times;4cm format camera, using [[127 film]], released by [[Ricoh|Asahi Kōgaku Kōgyō]] (Asahi Optical Industries) around 1940. This company was a sub-company of Riken (today [[Ricoh]]). At about the same time, Riken Kōgaku Kōgyō was making the [[Roico]], another 4×4 camera. The attribution to Asahi Kōgaku Kōgyō is confirmed by a 1940 advertisement<REF> {{Showa10ad|Letix|319|October 1940|Asahi Camera}} </REF>.
  
It is said on [http://www.ajcc.gr.jp/sub1.33.htm#Letix this page] that the Letix was made by  (Asahi Kōgaku Kōgyō, 旭光学工業, a sub-company of Riken) whereas the [[Roico]] introduced the same year was made by Riken Optical Industries (Riken Kōgaku Kōgyō, 理研光学工業).
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The Letix has a [[bakelite]] body, like the [[Olympic]], but the lens and shutter assembly is mounted on a metal telescopic tube. The Letix has a tubular optical finder in a short top housing with an accessory shoe and what seems to be an exposure counter. This device was necessary because at the time, the film paperback was not marked for 4×4cm pictures. The advance knob is on the left end of the top plate. The back seems to be removable together with the bottom plate. The front of the body is embossed ''LETIX'', but {{McKeown}} shows a picture with the body embossed ''Retix''. This funny mistake can be explained because the Japanese language does not distinguish between the "l" and "r" letters.
McKeown lists the Letix under the Asahi Optical Works / Asahi Bussan entry.
 
  
The Letix has a [[bakelite]] body with a hinged back, like the [[Olympic]], but the lens and shutter assembly was mounted on a metal telescopic tube. The Letix had a tubular optical finder and an accessory shoe. At the time, the rollfilm paperback was not marked for 4x4 pictures, so the film advance was not by red window but there was an exposure counter.
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The lens is a front cell focusing Ukas Anastigmat 50mm f:4.5. It is said to be a triplet, and it is also said that the lens name later became Helios Anastigmat<REF> According to [http://www.ricoh.co.jp/camera/cameralist/letix.html this page of the Ricoh official website]. The name Helios Anastigmat is mentioned by {{McKeown}} on the [[Seica]]. </REF>. The shutter has T, B, 25, 50, 100, 150 speeds, and is probably the same as on the [[Olympic]] cameras. The shutter plate is marked ''Letix'', with an ''AKK'' logo (for <U>A</U>sahi <U>K</U>ōgaku <U>K</U>ōgyō).
 
 
The lens was a Ukas Anastigmat 50/4.5 front cell focusing triplet. Ricoh's corporate site says the lens name later became Helios Anastigmat. The T-B-25-50-100-150 shutter was probably the same as on the [[Olympic]]. The shutter plate was marked ''Letix'', with an ''AKK'' logo, probably for Asahi Kōgaku Kōgyō. The body was also embossed ''Letix'', but McKeown shows a picture with the body embossed ''Retix''. This funny mistake can be explained because the Japanese language does not distinguish between the "l" and "r" letters.
 
  
 
A camera looking very much like the Letix has been observed at an eBay auction with the name Kraft followed by No2586, with a [[Seikosha]] [[Licht]] shutter. See also [http://asacame.fc2web.com/hspbestaz/bestk.htm this page at Asacame with a Kraft]. Maker said to be Ehito Kogaku (エヒト光学).
 
A camera looking very much like the Letix has been observed at an eBay auction with the name Kraft followed by No2586, with a [[Seikosha]] [[Licht]] shutter. See also [http://asacame.fc2web.com/hspbestaz/bestk.htm this page at Asacame with a Kraft]. Maker said to be Ehito Kogaku (エヒト光学).

Revision as of 19:00, 28 July 2006

Template:127 Japan The Letix is a 4×4cm format camera, using 127 film, released by Asahi Kōgaku Kōgyō (Asahi Optical Industries) around 1940. This company was a sub-company of Riken (today Ricoh). At about the same time, Riken Kōgaku Kōgyō was making the Roico, another 4×4 camera. The attribution to Asahi Kōgaku Kōgyō is confirmed by a 1940 advertisement[1].

The Letix has a bakelite body, like the Olympic, but the lens and shutter assembly is mounted on a metal telescopic tube. The Letix has a tubular optical finder in a short top housing with an accessory shoe and what seems to be an exposure counter. This device was necessary because at the time, the film paperback was not marked for 4×4cm pictures. The advance knob is on the left end of the top plate. The back seems to be removable together with the bottom plate. The front of the body is embossed LETIX, but McKeown shows a picture with the body embossed Retix. This funny mistake can be explained because the Japanese language does not distinguish between the "l" and "r" letters.

The lens is a front cell focusing Ukas Anastigmat 50mm f:4.5. It is said to be a triplet, and it is also said that the lens name later became Helios Anastigmat[2]. The shutter has T, B, 25, 50, 100, 150 speeds, and is probably the same as on the Olympic cameras. The shutter plate is marked Letix, with an AKK logo (for Asahi Kōgaku Kōgyō).

A camera looking very much like the Letix has been observed at an eBay auction with the name Kraft followed by No2586, with a Seikosha Licht shutter. See also this page at Asacame with a Kraft. Maker said to be Ehito Kogaku (エヒト光学).

Links

In Japanese:

Other:

Asahi Bussan and Riken prewar and wartime cameras (edit)
rigid or collapsible
Vest Adler | Gokoku | Semi Kinsi | Letix | Olympic | New Olympic | Regal Olympic | Semi Olympic | Super Olympic | Vest Olympic | Riken No.1 | Ricohl | Roico | Seica | Zessan
folders pseudo TLR TLR
Semi Adler | Adler III | Adler A | Adler B | Adler C | Adler Four | Adler Six | Gaica | Heil | Kinsi Chukon Ref Ricohflex | Ricohflex B
  1. Advertisement for the Letix, published in the October 1940 issue of Asahi Camera, reproduced in Kokusan kamera no rekishi, item 319.
  2. According to this page of the Ricoh official website. The name Helios Anastigmat is mentioned by McKeown on the Seica.