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Zeiss Compact Prime CP.2 Change Instructions

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Carl Zeiss
Compact Prime CP.2
Mount Change Instructions
1

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Summary of Contents for Zeiss Compact Prime CP.2

  • Page 1 Carl Zeiss Compact Prime CP.2 Mount Change Instructions...
  • Page 2 The Compact Prime CP.2 lenses cover the full-frame image format without vignetting. In this manual we take a Compact Prime CP.2 35mm/ T 2.1 with EF mount, scaled in feet as an example to explain how to change a lens mount and the subsequent matching of your lens to a DSLR camera.
  • Page 3: General Instructions

    Smudges and fingerprints on the lens surface can be gently removed with a soft brush and then with a dry and clean cotton cloth. The ZEISS lens cleaning kit will give superior results and is highly recommended for this purpose.
  • Page 4 C | Changing the mount 1. Remove the rear lens cap. 2. Remove the four torx screws of the silver EF mount with a T6 torque wrench and place the mount and the screws on one side. ȴ The size of the black inner ring depends on the focal length of the lens and is securely fastened to the EF mount (or F, MFT or E Mount) at the factory.
  • Page 5 4. Now you see the colored shims in the groove of the black lens barrel. 5. Place the PL mount on the lens in such a way that the groove on the rear side of the PL mount fi ts over the silver screw on the lens barrel. 6.
  • Page 6 2. Place the silver EF mount on the EF adapter ring in such a way that the blue dot on the mount has the same orientation as the ZEISS logo and the support bracket points to the serial number on the lens barrel.
  • Page 7 4. Please note the correct orientation of the Micro 4/3 and the E mount to the serial number on the lens barrel. 5. Tighten the torx screws using a torque of 0.4 Nm.
  • Page 8 (cf. works settings). You can obtain further details from the instruction manual of the camera you use. Procedure In the following chapter we explain how to adjust your Compact Prime CP.2 to a DSLR camera. 1. Fasten the Carl Zeiss test chart on a wall at the appropriate test distance (see tables on page 12 –...
  • Page 9 3. Activate the live view of your camera, select the maximum magnifi cation. 4. Set the distance ring to the test distance according to the tables in the appendix. This setting must not be changed during the adjustment process. 5. Set the aperture of the lens to full speed. 6.
  • Page 10 11. Determine the total thickness of the shims that are already installed in the lens groove. Increase or decrease the total shim thickness according to the tables in the appendix by using a flat-bladed screw-driver or a pair of tweezers. 12.
  • Page 11 Example • Using a Compact Prime CP.2 35mm/T2.1 lens with an EF mount, scaled in feet and a test chart at a test distance of 4 ft, an actual distance of 4 ft 1’ is measured. Due to the table on page 14, a silver shim 0.013 mm must therefore be added to the total thickness of the shims.
  • Page 12 T ables for adjusting the flange focal distance of Compact Prime CP.2 lenses All Compact Prime CP.2 lenses cover the full-frame image format (24 x 36 mm), ANSI Super 35 and Normal 35 image format, except the CP.2 18mm/T3.6. This lens covers the ANSI Super 35 and Normal 35 image format.
  • Page 13 Compact Prime CP.2 21/T2.9 Meter distance scale Feet distance scale Distance to test chart [mm]: 1000 Distance to test chart [ft]: 4 Object distance Change of total Object distance Change of total at best focus [mm]: shim thickness [mm]: at best focus [ft]: shim thickness [mm]: -0.04 3ft 8' -0.04 -0.03 3ft 9' -0.03 -0.02 3ft 10' -0.02 -0.01 3ft 11'...
  • Page 14 Compact Prime CP.2 28/T2.1 Meter distance scale Feet distance scale Distance to test chart [mm]: 1000 Distance to test chart [ft]: 4 Object distance Change of total Object distance Change of total at best focus [mm]: shim thickness [mm]: at best focus [ft]: shim thickness [mm]: -0.04 3ft 10' -0.03 -0.03 3ft 10 1/2' -0.03 -0.02 3ft 11' -0.02 -0.01 3ft 11 1/2'...
  • Page 15 Compact Prime CP.2 50/T2.1 and CP.2 50/T2.1 Makro Meter distance scale Feet distance scale Distance to test chart [mm]: 1500 Distance to test chart [ft]: 5 Object distance Change of total Object distance Change of total at best focus [mm]: shim thickness [mm]: at best focus [ft]: shim thickness [mm]: 1480 -0.03 4ft 11' -0.03 1485 -0.02 4ft 11 1/4' -0.03 1490 -0.01 4ft 11 1/2'...
  • Page 16 Compact Prime CP.2 100/T2.1 CF Meter distance scale Feet distance scale Distance to test chart [mm]: 2000 Distance to test chart [ft]: 7 Object distance Change of total Object distance Change of total at best focus [mm]: shim thickness [mm]: at best focus [ft]: shim thickness [mm]: 1987 -0.04 6ft 11 4/8' -0.03 1990 -0.03 6ft 11 5/8' -0.02 1993 -0.02...
  • Page 17 Accessories/spare parts Ident- Interchangeable Mount Set F (for CP.2 18/T3.6 or CP.2 25/T2.9) 1871-042 Interchangeable Mount Set F (for CP.2 21/T2.9 or CP.2 28/T2.1 or CP.2 35/T2.1) 1871-043 Interchangeable Mount Set F (for CP.2 50/T2.1 or CP.2 85/T2.1 or CP.2 50/T2.1 Makro) 1871-046 Interchangeable Mount Set F (for CP.2 100/T2.1 CF) 1871-044...
  • Page 18: For Your Notes

    For your notes...
  • Page 19 All rights reserved. No part of this material may be reproduced, stored in retrieval systems, or transmitted, in any form or by any means, electronic, mechanical, photocopy, recording or otherwise without the prior written consent of Carl Zeiss. Copyright 03/2011, Carl Zeiss AG...
  • Page 20 For further information, please contact us: Carl Zeiss AG Camera Lens Division 73446 Oberkochen Germany cine@zeiss.de www.zeiss.com/cine...