Walter Mandler: Difference between revisions

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=== E. Leitz Photographic Patents by Walter Mandler of Midland, Canada ===
[[File:B13.JPG]]
== The "Mandler" Lenses ==


=== Screw-mount ===
*[[Summicron (I) f= 3.5 cm 1:2]]
*[[Summicron (I) f= 9 cm 1:2]]
*[[Elmar 1:4 / 135mm]]
*[[F = 20 cm 1:4 Telyt]]
*[[1:4.8 / 280 Telyt III]]
*[[F = 40 cm 1:5 Telyt II]]
=== M-mount ===
*[[21mm f/2.8 Elmarit M]]
*[[28mm f/2.8 Elmarit II]]
*[[28mm f/2.8 Elmarit-M III]]
*[[Summicron (II) f= 5 cm 1:2]]
*[[35mm f/2 Summicron II]]
*[[35mm f/2 Summicron III]]
*[[35mm f/2 Summicron-M IV]]
*[[35mm f/1.4 Summilux I]]
*[[35mm f/1.4 Summilux II]]
*[[50mm f/1 Noctilux-M]]
*[[ELCAN f/2 50mm]]
*[[50mm f/2 Summicron-M]]
*[[75mm f/1.4 Summilux-M]]
*[[Summicron (II) f= 9 cm 1:2]]
*[[90mm f/2 Summicron-M III]]
*[[Elmarit f= 9 cm 1:2.8]]
*[[90mm f/2.8 Tele-Elmarit]]
*[[90mm f/2.8 Tele-Elmarit-M]]
*[[90mm f/2.8 Tele-Elmarit I]]
*[[90mm f/2.8 Tele-Elmarit II]]
*[[90mm f/2.8 Elmarit-M III]]
*[[90mm f/2.8 Tele-Elmarit-M]]
*[[90mm f/2.8 Tele-Elmarit-M II]]
*[[90mm f/2.8 Elmarit-M]]
*[[135mm f/2.8 Elmarit-M I]]
*[[135mm f/2.8 Elmarit-M II]]
*[[135mm f/4 Tele-Elmar]]
=== R-mount ===
*[[19mm f/2.8 Elmarit-R I]]
*[[19mm f/2.8 Elmarit-R II]]
*[[35mm f/2 Summicron-R II]]
*[[50mm f/2 Summicron-R I]]
*[[50mm f/2 Summicron-R II]]
*[[90mm f/2.8 Elmarit-R I]]
*[[90mm f/2.8 Elmarit-R II]]
*[[90mm f/2 Summicron-R]]
*[[135mm f/2.8 Elmarit-R I]]
*[[135mm f/2.8 Elmarit-R II]]
*[[180mm f/3.4 APO-Telyt-R]]
*[[250mm f/4 Telyt-R I]]
*[[250mm f/4 Telyt-R II]]
*[[350mm f/4.8 Telyt-R]]
*[[500mm f/8 MR-Telyt-R]]
== E. Leitz Photographic Patents by Walter Mandler of Midland, Canada ==
*1951 AUG 30 - REFLECTING MIRROR AND LENS OBJECTIVE OF THE CASSEGRAIN TYPE (of Atzbach, Germany) see [[500mm f/8 MR-Telyt-R]]
*1955 DEC 12 - TELESCOPIC OBJECTIVE SYSTEMS (3 / 3)
*1958 SEP 30 - PHOTOGRAPHIC OBJECTIVE (8 / 6)
*1958 SEP 30 - PHOTOGRAPHIC OBJECTIVE (8 / 6)
*1959 AUG 26 - HIGH APERTURE PHOTOGRAPHIC OBJECTIVE (7 / 5) with [[Erich Wagner]]
*1959 JUL 13 - RANGEFINDER SIGHT WITH RANGEFINDER OF EXTERNAL BASIS TYPE with [[Tadeusz Malinowski]]
*1959 AUG 26 - HIGH APERTURE PHOTOGRAPHIC OBJECTIVE (7 / 5) with [[Erich Wagner]] see [[35mm f/1.4 Summilux I]]
*1960 JUL 26 - HIGH APERTURE OBJECTIVE FOR PHOTOGRAPHY AND PROJECTION (5 / 4) with [[Erich Wagner]]
*1960 JUL 26 - HIGH APERTURE OBJECTIVE FOR PHOTOGRAPHY AND PROJECTION (5 / 4) with [[Erich Wagner]]
*1962 NOV 01 - PHOTOGRAPHIC OBJECTIVE HAVING FOUR LENS MEMBERS (7 / 4)
*1962 NOV 01 - PHOTOGRAPHIC OBJECTIVE HAVING FOUR LENS MEMBERS (7 / 4)
*1967 NOV 06 - ILLUMINATED RETICLE FOR OPTICAL VIEWING INSTRUMENTS
*1967 NOV 06 - ILLUMINATED RETICLE FOR OPTICAL VIEWING INSTRUMENTS
*1969 JUL 13 - OBJECTIVE HAVING LONG BACK FOCAL DISTANCE WITH REGARD TO ITS FOCAL LENGTH (4 / 3 - 8 / 6) with [[Garry Edwards]] and [[Erich Wagner]] (see above image and [[28mm f/2.8 Elmarit II]])
*1970 JUL 30 - FOUR COMPONENT OBJECTIVE (4 / 4) with [[Garry Edwards]] and [[Erich Wagner]] (see [[90mm f/2.8 Tele-Elmarit-M]])
*1975 SEP 05 - STILL POCKET CAMERA with [[Ludwig Leitz]]
*1975 SEP 05 - STILL POCKET CAMERA with [[Ludwig Leitz]]
*1976 JUN 14 - METHOD AND DEVICES FOR TRANSFERRING ELECTRICAL SIGNAL INFORMATION BETWEEN A PHOTOGRAPHIC LENS AND A CAMERA with [[Herbert Machmeth]] and [[Walter Bletz]]
*1977 MAR 09 - OPTICAL SENSING SYSTEM FOR FOCUSING A REFLEX CAMERA
*1977 MAR 09 - OPTICAL SENSING SYSTEM FOR FOCUSING A REFLEX CAMERA
*1977 MAY 16 - FOUR MEMBER GAUSS OBJECTIVE (6 / 4) with [[Erich Wagner]] and [[Garry Edwards]]
*1977 MAY 16 - FOUR MEMBER GAUSS OBJECTIVE (6 / 4) with [[Erich Wagner]] and [[Garry Edwards]] (see [[50mm f/2 Summicron-R II]])
 
== Comment ==
 
*[http://en.wikipedia.org/wiki/Walter_Mandler Walter Mandler]
*[http://www.phsc.ca/phsc_e-mail/Vol-5/PHSC-E-Mail-V5-2-Dr-Mandler.pdf Rolf Fricke's Eulogy]
*'''Forum discussion'''
**[http://www.l-camera-forum.com/leica-forum/customer-forum/45854-praise-mandler-lenses.html] [http://www.l-camera-forum.com/leica-forum/customer-forum/45854-praise-mandler-lenses-2.html] [http://www.l-camera-forum.com/leica-forum/customer-forum/45854-praise-mandler-lenses-3.html] [http://www.l-camera-forum.com/leica-forum/customer-forum/45854-praise-mandler-lenses-4.html] [http://www.l-camera-forum.com/leica-forum/customer-forum/45854-praise-mandler-lenses-5.html]

Latest revision as of 18:01, 2 October 2013

B13.JPG

The "Mandler" Lenses

Screw-mount

M-mount

R-mount

E. Leitz Photographic Patents by Walter Mandler of Midland, Canada

  • 1951 AUG 30 - REFLECTING MIRROR AND LENS OBJECTIVE OF THE CASSEGRAIN TYPE (of Atzbach, Germany) see 500mm f/8 MR-Telyt-R
  • 1955 DEC 12 - TELESCOPIC OBJECTIVE SYSTEMS (3 / 3)
  • 1958 SEP 30 - PHOTOGRAPHIC OBJECTIVE (8 / 6)
  • 1959 JUL 13 - RANGEFINDER SIGHT WITH RANGEFINDER OF EXTERNAL BASIS TYPE with Tadeusz Malinowski
  • 1959 AUG 26 - HIGH APERTURE PHOTOGRAPHIC OBJECTIVE (7 / 5) with Erich Wagner see 35mm f/1.4 Summilux I
  • 1960 JUL 26 - HIGH APERTURE OBJECTIVE FOR PHOTOGRAPHY AND PROJECTION (5 / 4) with Erich Wagner
  • 1962 NOV 01 - PHOTOGRAPHIC OBJECTIVE HAVING FOUR LENS MEMBERS (7 / 4)
  • 1967 NOV 06 - ILLUMINATED RETICLE FOR OPTICAL VIEWING INSTRUMENTS
  • 1969 JUL 13 - OBJECTIVE HAVING LONG BACK FOCAL DISTANCE WITH REGARD TO ITS FOCAL LENGTH (4 / 3 - 8 / 6) with Garry Edwards and Erich Wagner (see above image and 28mm f/2.8 Elmarit II)
  • 1970 JUL 30 - FOUR COMPONENT OBJECTIVE (4 / 4) with Garry Edwards and Erich Wagner (see 90mm f/2.8 Tele-Elmarit-M)
  • 1975 SEP 05 - STILL POCKET CAMERA with Ludwig Leitz
  • 1976 JUN 14 - METHOD AND DEVICES FOR TRANSFERRING ELECTRICAL SIGNAL INFORMATION BETWEEN A PHOTOGRAPHIC LENS AND A CAMERA with Herbert Machmeth and Walter Bletz
  • 1977 MAR 09 - OPTICAL SENSING SYSTEM FOR FOCUSING A REFLEX CAMERA
  • 1977 MAY 16 - FOUR MEMBER GAUSS OBJECTIVE (6 / 4) with Erich Wagner and Garry Edwards (see 50mm f/2 Summicron-R II)

Comment

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