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Schneider Kreuznach PC Tilt/Shift Lenses
User Manual
PC-TS SUPER-ANGULON 2.8/50 HM
PC-TS MAKRO-SYMMAR 4.5/90 HM
with interchangeable bayonet mount for Canon EOS, Nikon, Pentax K or Sony Alpha
PC-TS APO-DIGITAR 5.6/120 HM Aspheric
with bayonet mount for Mamiya/Phase-One System
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Jos. Schneider Optische Werke GmbH is certified ISO 9001. | We accept no responsibility for any errors and reserve
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Jos. Schneider Optische Werke GmbH
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Summary of Contents for Schneider Kreuznach PC-TS SUPER-ANGULON 2.8/50 HM
- Page 1 Schneider Kreuznach PC Tilt/Shift Lenses User Manual PC-TS SUPER-ANGULON 2.8/50 HM PC-TS MAKRO-SYMMAR 4.5/90 HM with interchangeable bayonet mount for Canon EOS, Nikon, Pentax K or Sony Alpha PC-TS APO-DIGITAR 5.6/120 HM Aspheric with bayonet mount for Mamiya/Phase-One System www.schneiderkreuznach.com Jos.
- Page 2 Schneider Kreuznach PC Tilt/Shift Lenses Congratulations! You have made the right choice. and reducing sharpness. Parallel shift and lens swing or tilt can be carried out independently of one another You have purchased a PC-TS lens from Schneider- in any desired direction (vertically, horizontally or Kreuznach because you want the best possible image obliquely) thanks to separate rotary mounts.
- Page 3 Extra-large image circle for shift and tilt Drawing in actual size The image circle diameter of normal lenses is only for 35 mm full frame sensor format slightly larger than the diagonal of the taking format, e. g. 44 mm with a full frame 35 mm format which has a diagonal of 43.3 mm.
- Page 4 Schneider Kreuznach PC Tilt/Shift Lenses PC-TS SUPER-ANGULON 2.8/50 HM This lens has a standard focal length for a full frame 35 mm format and produces perspectives which ap- pear very natural. It is therefore recommended mainly for architectural photography as well as for town and landscape imagery.
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Page 5: Specifications
Specifications Effective focal length . . 51.75 mm Filter/accessory mount . M 95 x 1 and bayonet VIII Optical design ..9 elements in 9 groups Lens shade ..Accessory, threaded Coating . - Page 6 Schneider Kreuznach PC Tilt/Shift Lenses Recommended base setting of swing/tilt and shift This section explains how the lens swing or tilt and the parallel lens shift should be set. Their purpose and ad- vantages for improved image quality are described and illustrated from page 8 onward.
- Page 7 Tilt the lens in the selected direction 180° Tilt max. 8° If both a swing or tilt and a shift of the lens are required, the swing or tilt direction must always be set first at the sliding ring A and only then the shift direction at ring C.
- Page 8 Schneider Kreuznach PC Tilt/Shift Lenses When and why is shifting recommended? Building not to scale but vertically compressed If high buildings are photographed from a short dis- Converging lines tance away or if products and packagings are photo- graphed from a three-side oblique view, the camera normally has to be pointed upward or downward.
- Page 9 Greater depth of field through lens tilt technique is not a bypassing of physical laws (which is naturally not possible), but rather the tilting of the DOF Most subjects are three-dimensional and of varying zone at right angles to the optical axis (top figure) so depth.
- Page 10 Schneider Kreuznach PC Tilt/Shift Lenses How to find the Scheimpflug tilt angle Scheimpflug principle We want to tilt the lens so that the resulting slim depth of field wedge (yellow area in the figure on the right) includes all subject zones to be imaged as sharp. Be-...
- Page 11 (B on page 6) to home) take the time you need on a large computer 2° on the PC-TS SUPER-ANGULON 2.8/50 HM monitor to select that shot in which N and F have the 3° on the PC-TS MAKRO-SYMMAR 4.5/90 HM required sharpness at the widest aperture.
- Page 12 Schneider Kreuznach PC Tilt/Shift Lenses What is residual perspective and how do I get it? Converging verticals without lens shift If the camera only has a small upward or downward tilt, any converging lines will also be slight. It is, however,...
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