OTQNO: Difference between revisions

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(Created page with "250px *'''Production era''' - 1959-19?? *'''Code number''' - 16468 *'''Type''' - Visoflex ring addapter for Elmar (II) f= 9 cm 1:4")
 
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[[File:OTQNO.jpg|250px]]
[[File:OTQNO.jpg|250px]]
*'''Production era''' - 1959-19??
*'''Production era''' - 1959-1983
*'''Code number''' - 16468
*'''Code number''' - 16468
*'''Type''' - Visoflex ring addapter for [[Elmar (II) f= 9 cm 1:4]]
*'''Type''' - Visoflex ring addapter used with [[OUAGO]] and [[90mm f/4 Elmar]] or [[Elmar (II) f= 9 cm 1:4]] lens head to extend the close focus range:
**One x OTQNO = 2 feet - EF = 1.5 x
**Two x OTQNO = a little under 20 inches (shown ghosted) - EF = 1.7 x
*'''Compatibility''' - Note: 90 Elmar lens heads above serial 1572401 are suitable for Visoflex use without modification. Lenses from 697901-1572400 require factory adjustment and below 697900 are suitable but may not reach infinity without adjustment.
*'''Source'''
**[http://www.cameramanuals.org/leica_pdf/leica_accessory_guide.pdf Dennis Laney's Leica Accessory Guide (1st edition) pgs 49-50] courtesy of Mike Butkus

Latest revision as of 14:28, 24 December 2012

OTQNO.jpg

  • Production era - 1959-1983
  • Code number - 16468
  • Type - Visoflex ring addapter used with OUAGO and 90mm f/4 Elmar or Elmar (II) f= 9 cm 1:4 lens head to extend the close focus range:
    • One x OTQNO = 2 feet - EF = 1.5 x
    • Two x OTQNO = a little under 20 inches (shown ghosted) - EF = 1.7 x
  • Compatibility - Note: 90 Elmar lens heads above serial 1572401 are suitable for Visoflex use without modification. Lenses from 697901-1572400 require factory adjustment and below 697900 are suitable but may not reach infinity without adjustment.
  • Source