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Leica 11645 - page 1
LEICA SUMMARIT -M 7 5 mm f/2.5 1 The LEICA SUMMARIT-M 1:2.5/7 5 mm is a new "shor t telephot o" lens that is significantly smaller and lighter than Summicron lenses with the same focal lengt h, but still of fers the image quality that is the hallmark of Leica M lenses. Combined wit h the 35 mm Summarit-M, it mak es up an ideal shooting ou ...
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Leica 11645 - page 2
LEICA SUMMARIT -M 7 5 mm f/2.5 2 T echnical Data Angle of view(diagonal, horizontal, v ertical) Optical design Distance setting Aperture Bay onet Filter mount/Lens hood Dimensions and weight For 35 mm (2 4 x 36 mm) : 32°, 27°, 1 8°, for LEICA M8 (1 8 x 27 mm) : 2 4.4°, 20.4°, 1 3.7°, corresponds to a focal length of appro x. 100 mm with 35 mm ...
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Leica 11645 - page 3
LEICA SUMMARIT -M 7 5 mm f/2.5 3 0 5 10 15 20 Y' [mm] = 2 1 .0000 0 20 40 60 80 10 0 [%] Aperture Stop 2.5 0 5 10 15 20 Y' [mm] = 2 1 .0000 0 20 40 60 80 10 0 Aperture Stop 5.6 [%] 0 5 10 15 20 Y' [mm] = 2 1 .0000 0 20 40 60 80 10 0 [%] Aperture Stop 4.0 MTF graphs The MTF is indicated both at full aperture and at f/5.6 at long takin ...
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Leica 11645 - page 4
LEICA SUMMARIT -M 7 5 mm f/2.5 4 Distortion Vignetting 0 5 10 15 20 Y' [mm] = 2 1 .0000 -5 -4 -3 -2 -1 0 1 2 3 4 5 [%] Relative Dis tor tion 0 5 10 15 20 0 20 40 60 80 10 0 [%] Vignetting 2.5 4.0 5.6 0 3 6 9 12 15 18 X'[mm] 0 3 6 9 12 Y'[mm] Ef fective Dis tor tion Distortion is the deviation of the real image height (in the picture) ...
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Leica 11645 - page 5
LEICA SUMMARIT -M 7 5 mm f/2.5 5 Depth of field table Magnification 0,9 0,890 - 0,910 0,889 - 0,912 0,884 - 0,917 0,877 - 0,924 0,868 - 0,934 0,857 - 0,948 0,839 - 0,972 1/9,92 1 0,987 - 1,013 0,986 - 1,015 0,980 - 1,021 0,972 - 1,030 0,960 - 1,043 0,946 - 1,061 0,924 - 1,091 1/11,3 1,2 1,181 - 1,219 1,179 - 1,222 1,170 - 1,231 1,159 - 1,245 1,142 ...
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Leica 11645 - page 6
LEICA SUMMARIT -M 7 5 mm f/2.5 6 Aperture Stop 8 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ∞ 8 3 2 1,5 1,2 1 0,9 Distance Setting [m] Depth of Field [m] Aperture Stop 4 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ∞ 8 3 2 1,5 1,2 1 0,9 Distance Setting [m] Depth of Field [m] Aperture Stop 5,6 0 1 2 3 4 5 6 7 8 9 10 11 12 13 1 ...
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Leica 11645 - page 7
LEICA SUMMARIT -M 7 5 mm f/2.5 7 Leica Camera AG / Osk ar- Barnack- Straße 1 1 / D- 35606 Solms / T elefon + 49 (0) 6442 - 208- 0 / T elefax + 49 (0) 6442- 208 - 333 www.leica- camera.com / info@ leica - camera.com Aperture Stop 11 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ∞ 8 3 2 1,5 1,2 1 0,9 Distance Setting [m] Depth of Field [m] ...
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