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in
Ukraine continue to produce camera bodies using a true Leica thread-mount. These give amateurs the rare chance of having a very professional camera by combining a used Leica lens with an M39 body at a price well below a real Leica combination. On the other hand, one has to be careful as there are
244:
had indicated that their forthcoming Contax rangefinder cameras would have interchangeable lenses. The LTM system was tested at the request of Leitz on lenses manufactured in small batches by Hugo Meyer in
Germany and marketed with a run of Leitz cameras by A. O. Roth in London. The test marketing
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some issues with some bodies not using the same focusing system. Adaptors are available to use M39 lenses with modern digital cameras, such as the Canon EF-M, Sony E or Nikon Z mounts.
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single-lens-reflex (SLR) cameras, though with the longer optical registration of 45.2 mm, required to allow the mirror room to flip out of the focal path when a picture was taken.
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and Leitz was a major manufacturer of microscopes, so the tooling at the plant was already set up to produce the
Whitworth thread form. The Soviets in the 1930s produced their early
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True Leica Thread-Mount (LTM) is 39 mm in diameter and has a thread of 26 turns-per-inch or threads-per-inch (tpi) (approximately 0.977 mm pitch) of
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to provide a system that would allow for the exchange of lenses on their new small film cameras (Leica Type 1 and Leica Type 2), as
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program was a success, so regular production with Leitz camera bodies and lenses was introduced on the
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Marc James Small. Non-Leitz Leica Thread-Mount Lenses: a 39mm
Diversity. Rita Wittig, 1995.
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of 28.8 mm, though this is of little importance for lenses used on bellows enlargers.
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thread form. Whitworth threads were then the norm in microscope manufacture. The
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Until the 1950s the 39 mm mount was the norm for exchangeable lenses in
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cameras also used a different M39 × 24 tpi thread mount, called "J-mount".
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in Japan — many of whose recent products are marketed under the
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229:The Soviets later adopted the LTM mount for their
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236:The mount was developed by Oskar Barnack at
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80:Learn how and when to remove this message
184:. It is also the most common mount for
172:mounting system for attaching lenses to
43:This article includes a list of general
104:Leitz Summicron 50 mm in M39 lens mount
91:
7:
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947:Leica Historical Society of America
327:Leica vs. Soviet mounts & focus
211:in M39×1 (39 mm by 1 mm
49:it lacks sufficient corresponding
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197:Royal Microscopical Society (RMS)
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268:also accept 39 mm lenses.
27:Standard lens mount for cameras
1:
275:Detail of the mounting of a
531:M (Typ 240) / M-P (Typ 240)
205:microscope objective lenses
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1010:Leica thread-mount lenses
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649:Leica R4 / R5 / R6 / R7
343:Standard: GOST 10332-72
335:Standard: GOST 10332-63
222:True LTM lenses have a
64:more precise citations.
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249:, and featured on the
199:thread, also known as
932:List of Leica cameras
556:M Monochrom (Typ 246)
274:
224:flange focal distance
186:Photographic enlarger
639:Leicaflex / SL / SL2
942:Leica Freedom Train
865:Elmar / Super Elmar
802:Leica Q / Leica Q-P
738:Leica CL (Typ 7323)
566:M10 / M10-P / M10-R
262:rangefinder cameras
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743:Leica SL (Typ 601)
622:Single-lens reflex
440:Leica 250 Reporter
398:Leica Microsystems
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155:Telemeter coupling
18:Leica thread-mount
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790:Leica X (Typ 113)
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723:Leica T (Typ 701)
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687:Leica S (Typ 007)
682:Leica S (Typ 006)
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591:Four Thirds mount
513:M mount (digital)
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118:External diameter
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16:(Redirected from
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937:Ernst Leitz GmbH
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393:Leica Geosystems
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60:this article by
51:inline citations
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767:Digital compact
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56:Please help to
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251:Leica Standard
201:society thread
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654:Leica R8 / R9
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576:M10 Monochrom
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546:M-E (Typ 240)
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536:M-E (Typ 220)
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305:Leica M mount
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174:35 mm cameras
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417:Thread-mount
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382:Leica Camera
340:(in Russian)
332:(in Russian)
290:brand — and
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176:, primarily
170:screw thread
162:
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48:
1005:Lens mounts
833:Camera lens
753:Leica SL2-S
551:M Monochrom
541:M (Typ 262)
488:M6 / M6 TTL
408:Rangefinder
288:Voigtländer
282:Currently,
209:FED cameras
178:rangefinder
70:August 2017
62:introducing
999:Categories
706:Mirrorless
316:References
277:Leica IIIf
242:Zeiss Ikon
166:lens mount
152:Connectors
45:references
850:Summicron
824:Digilux 2
819:Digilux 1
795:Leica X-U
748:Leica SL2
733:Leica TL2
599:Digilux 3
526:M9 / M9-P
435:Leica III
266:enlargers
255:Leica III
193:Whitworth
971:Category
870:Summaron
855:Summarit
845:Summilux
840:Noctilux
812:Leica Q3
807:Leica Q2
780:Leica X2
775:Leica X1
728:Leica TL
692:Leica S3
677:Leica S2
672:Leica S1
644:Leica R3
430:Leica II
299:See also
247:Leica II
188:lenses.
983:Commons
860:Elmarit
715:L mount
664:S mount
631:R mount
321:Sources
147:28.8 mm
58:improve
884:People
875:Hektor
284:Cosina
182:Leicas
143:Flange
47:, but
952:Lumix
925:Other
571:M10-D
238:Leica
231:Zenit
217:Canon
180:(RF)
168:is a
121:39 mm
113:Screw
253:and
161:The
134:Tabs
110:Type
581:M11
561:M-D
503:M-A
292:FED
213:DIN
163:M39
137:N/A
129:N/A
93:M39
1001::
521:M8
498:MP
493:M7
483:CL
478:M5
473:M4
468:M1
463:M2
458:M3
257:.
374:e
367:t
360:v
83:)
77:(
72:)
68:(
54:.
20:)
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