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Depth-Of-Field Tables for the CINE-SERVO 17-120mm T2.95-3.9 EF/PL
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... 0.01 mm f = 17 mm T 5.6 ... 9.49 3.5 f = 25 mm T 5.6 ... 5.50 3.5 f = 35 mm T 5.6 ... 4.63 3.5 f = 50 mm T 5.6 300 .64 ... 4.29 3.5 f = 90 mm T 5.6 ... 4.09 3.5 f = 120 mm T 5.6 ... 4.05 3.5 ... 0.01 mm f = 17 mm
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Definition: Telephoto Lens
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Telephoto Lens DEFINITION: Lenses between 80 mm and 300mm are considered telephoto lens. An 80mm lens is considered a shot telephoto and a 300mm lens is considered a long telephoto lens.
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CINEMA EOS LENSES
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Canon currently offers four cine zoom lenses that between them span some 14.5 mm to 300mm . The behavior of their respective Maximum Relative Apertures over their focal lengths is shown in Figure 1.
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CINEMA EOS LENSES
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Figure 4 Showing computer simulation results for the wide-angle cine zoom lens (at 40LP/mm) In the case of the more challenging lens – the new 10x telephoto CN-E30– 300mm T2.95 – the computer simulation finally produced an optimized performance shown in Figure 5 – a truly exemplary promise. Figure 5 Showing computer simulation results for the 10:1 telephoto cine zoom lens (at 40 LP/mm)
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F.B. (Back Focus) adjustment on the CN-E 30-300mm T2.95-3.7 L SP lens.
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F .B. (Back Focus) adjustment on the CN-E 30- 300mm T2.95-3.7 L SP lens.
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Depth-Of-Field Tables for the CINE-SERVO 50-1000mm T5.0-8.9 EF/PL lens.
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4.21 4.83 4.07 5.04 3.91 5.31 3.71 5.75 3.47 6.5 4 3.78 4.25 3.66 4.41 3.54 4.61 3.38 4.92 3.18 5.45 3.5 3.33 3.68 3.25 3. 8 3.15 3.94 3.03 4.16 2.88 4.51
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Depth-Of-Field Tables for the COMPACT-SERVO 18-80mm T4.4 EF/PL
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CN-E18-80 mm T4.4 L IS KAS S ... f = 18 ... T 5.6 ... f = 24 ... T 5.6 ... f = 35 ... T 5.6 ... f = 50 ... T 5.6 ... f = 80 ... T 5.6 ... CN-E18-80 mm T4.4 L IS KAS S ... f = 18 ... T 5.6 ... f = 24 ... T 5.6 ... f = 35 ... T 5.6 ... f = 50 ... T 5.6 ... f = 80 ... T 5.6
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Depth-Of-Field Tables for the COMPACT-SERVO 70-200mm T4.4 EF/PL
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CN-E70-200 mm T4.4 L IS KAS S ... f = 70 ... T 5.6 ... f = 85 ... T 5.6 ... f = 100 ... T 5.6 ... f = 135 ... T 5.6 ... f = 200 ... T 5.6 ... CN-E70-200 mm T4.4 L IS KAS S ... f = 70 ... T 5.6 ... f = 85 ... T 5.6 ... f = 100 ... T 5.6 ... f = 135 ... T 5.6 ... f = 200 ... T 5.6
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CINEMA EOS LENSES
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3 Figure 5 Showing a typical Relative Light Distribution characteristic for a Super 35 mm cine zoom lens
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4k LENS
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N i t F f Figure 1 Showing on top left the sampling structure of a 4K image sensor and the Nyquist frequency associated with that sampling; the bottom image represents the spatial detail of a 4K Super 35 mm lens that can fulfill the resolution capability of that 4K image sensor ... 5 Figure 6 Showing the natural falloff of resolution at Picture center of a hypothetical 4Klens in comparison with the more rapid MTF falloff of the hypothetical 4K camera
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