Nikon Z 7II N-Log Specification Document

Nikon Z 7II Manual

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  • Nikon Z 7II | N-Log Specification Document - Page 1
    En N-Log Specification Document Version 1.0.0 SB8I01(11) 6MOA2111-01 © 2018 Nikon Corporation 1/5 September 1st, 2018
  • Nikon Z 7II | N-Log Specification Document - Page 2
    Version History Version 1.0.0 Date September 1st, 2018 N-Log Specification Document Contents 1. Introduction 3 2. Curve Characteristics 4 3. Gamut and White Point 5 2/5 September 1st, 2018
  • Nikon Z 7II | N-Log Specification Document - Page 3
    N-Log Specification Document 1. Introduction This document describes N-Log curve and colorimetric information. N-Log is designed to permit full use of sensor dynamic range in a professional movie workflow. The curve characteristics of N-Log balance shadows and highlights and are optimized for 10-bit
  • Nikon Z 7II | N-Log Specification Document - Page 4
    10-bit code value N-Log Specification Document 2. Curve Characteristics The following figure shows N-Log curve characteristics. 1024 896 768 640 512 384 256 128 0 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 Stops The function from N-Log to reflectance is as follows. if (x < 452) y = (x/650)^3 −0.0075
  • Nikon Z 7II | N-Log Specification Document - Page 5
    N-Log Specification Document 3. Gamut and White Point The table below shows the gamut and white point for N-Log. White point Red primary Green primary Blue primary CIE xy chromaticity x y 0.3127 0.3290 0.708 0.292 0.170 0.797 0.131 0.046 The white point of N-Log is D65. The gamut for
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September 1st, 2018
©
2018 Nikon Corporation
N-Log
Specification Document
Version 1.0.0
En
SB8I01(11)
6MOA2111-01