ELCAT: Difference between revisions

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**'''ELCAT'''
**'''ELCAT'''
***'''Reduction''' - 1 /9
***'''Reduction''' - 1 /9
***'''Distance to camera''' - 55 to 100cm
***'''Distance to camera''' - 55 / 100cm
**'''ELCOM'''
**'''ELCOM'''
***'''Reduction''' - 1 /6
***'''Reduction''' - 1 /6
***'''Distance to camera''' - 39.4 to 55cm
***'''Distance to camera''' - 39.4 / 55cm
**'''ELCUR'''
**'''ELCUR'''
***'''Reduction''' - 1 /3.6
***'''Reduction''' - 1 /3.6
***'''Distance to camera''' - 26.7 to 31cm
***'''Distance to camera''' - 26.7 / 31cm
[[File:BEVOR.jpg|300px]]
[[File:BEVOR.jpg|320px]] [[Image:Elpxx.jpg|400px]]
*'''Related close-up lenses''' - [[ELPRO]] for 5 cm Elmar
*'''Close-up lenses for 5 cm Elmar'''
**'''No. 1 - ELPRO''' and related lenses originating about 1930, are used for close-up photography for [[Elmar (I) f= 5 cm 1:3.5]] used with [[BEHOO]] type adjustable legs. Because legs are attached to the leading edge of the lens they can be rotated with the camera when taking a picture. From the 1933 catalog :
**'''No. 1 - ELPRO''' and related lenses originating about 1930, are used for close-up photography for [[Elmar (I) f= 5 cm 1:3.5]] used with [[BEHOO]] type adjustable legs. Because legs are attached to the leading edge of the lens they can be rotated with the camera when taking a picture. From the 1933 catalog :
***'''Object size''' - 21 x 31cm to 42 x 63cm
***'''Object size''' - 21 x 31 / 42 x 63cm
***'''Distance to camera''' - 55 to 100cm
***'''Distance to camera''' - 55 / 100cm
**(Note: not to be confused with similar lenses for R-camera usage - see [[ELPRO]])
**'''No. 2 - ELPIK'''
**'''No. 2 - ELPIK'''
***'''Object size''' - 14 x 20.5cm to 21.5 x 32cm
***'''Object size''' - 14 x 20.5 / 21.5 x 32cm
***'''Distance to camera''' - 29 to 55cm
***'''Distance to camera''' - 29 / 55cm
**'''No. 3 - ELPET'''
**'''No. 3 - ELPET'''
***'''Object size''' - 8.4 x 12.5cm to 10.7 x 16.1cm
***'''Object size''' - 8.4 x 12.5 / 10.7 x 16.1cm
***'''Distance to camera''' - 26 to 31cm
***'''Distance to camera''' - 26 / 31cm
 
*'''For''' [[Hektor f= 5 cm 1:2.5]] '''&''' [[Summar f= 5 cm 1:2]] '''lenses''' - (21 mm thread diameter - see Forum discussion #[2] below)
*'''For''' [[Hektor f= 5 cm 1:2.5]] '''&''' [[Summar f= 5 cm 1:2]] '''lenses'''
**'''No. 1 - HEPRO'''
**'''No. 1 - HEPRO'''
***'''Object size''' - 21 x 31cm to 42 x 63cm
***'''Object size''' - 21 x 31 / 42 x 63cm
***'''Distance to camera''' - 55 to 100cm  
***'''Distance to camera''' - 55 / 100cm  
**'''No. 2 - HEPIK'''
**'''No. 2 - HEPIK'''
***'''Object size''' - 14 x 20.5cm to 21.5 x 32cm
***'''Object size''' - 14 x 20.5 / 21.5 x 32cm
***'''Distance to camera''' - 29 to 55cm
***'''Distance to camera''' - 29 / 55cm
**'''No. 3 - HEPET'''
**'''No. 3 - HEPET'''
***'''Object size''' - 8.4 x 12.5cm to 10.7 x 16.1cm
***'''Object size''' - 8.4 x 12.5 / 10.7 x 16.1cm
***'''Distance to camera''' - 26 to 31cm
***'''Distance to camera''' - 26 / 31cm
*'''Reference''' - Page 40 of Dennis Laney's [http://www.cameramanuals.org/leica_pdf/leica_accessory_guide.pdf Leica 1984 Accessory Guide] courtesy of Mike Butkus.
*'''Reference''' - Page 40 of Dennis Laney's [http://www.cameramanuals.org/leica_pdf/leica_accessory_guide.pdf Leica 1984 Accessory Guide] courtesy of Mike Butkus.
[[Image:Hepxx.jpg|400px]]
*'''Forum discussion'''
**[http://www.l-camera-forum.com/leica-forum/leica-collectors-historica/177197-fontenelle-archives-65-close-ups-old.html Fontenelle archive]
**[http://www.l-camera-forum.com/leica-forum/leica-collectors-historica/188178-vorsatzlinse.html]
**[http://www.l-camera-forum.com/topic/248271-filter-thread-on-leitz-hektor-50-25/]

Latest revision as of 13:39, 29 July 2015

ELCAT.jpg

  • Production era - 1928-1930
  • Type - No. 1 supplementary front close-up lens for Compur Leica (model B) with 1:9 maximum reduction at 39 1/2 - 21 3/4 inch range.
  • Evolution
  • Close-focus series for early Compur lenses
    • ELCAT
      • Reduction - 1 /9
      • Distance to camera - 55 / 100cm
    • ELCOM
      • Reduction - 1 /6
      • Distance to camera - 39.4 / 55cm
    • ELCUR
      • Reduction - 1 /3.6
      • Distance to camera - 26.7 / 31cm

BEVOR.jpg Elpxx.jpg

  • Close-up lenses for 5 cm Elmar
    • No. 1 - ELPRO and related lenses originating about 1930, are used for close-up photography for Elmar (I) f= 5 cm 1:3.5 used with BEHOO type adjustable legs. Because legs are attached to the leading edge of the lens they can be rotated with the camera when taking a picture. From the 1933 catalog :
      • Object size - 21 x 31 / 42 x 63cm
      • Distance to camera - 55 / 100cm
    • (Note: not to be confused with similar lenses for R-camera usage - see ELPRO)
    • No. 2 - ELPIK
      • Object size - 14 x 20.5 / 21.5 x 32cm
      • Distance to camera - 29 / 55cm
    • No. 3 - ELPET
      • Object size - 8.4 x 12.5 / 10.7 x 16.1cm
      • Distance to camera - 26 / 31cm
  • For Hektor f= 5 cm 1:2.5 & Summar f= 5 cm 1:2 lenses - (21 mm thread diameter - see Forum discussion #[2] below)
    • No. 1 - HEPRO
      • Object size - 21 x 31 / 42 x 63cm
      • Distance to camera - 55 / 100cm
    • No. 2 - HEPIK
      • Object size - 14 x 20.5 / 21.5 x 32cm
      • Distance to camera - 29 / 55cm
    • No. 3 - HEPET
      • Object size - 8.4 x 12.5 / 10.7 x 16.1cm
      • Distance to camera - 26 / 31cm
  • Reference - Page 40 of Dennis Laney's Leica 1984 Accessory Guide courtesy of Mike Butkus.

Hepxx.jpg

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