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Forum: Troubleshooting and Beginner Help 04-08-2012, 06:32 AM

K20D, grey card dynamic range test
Posted By TVRDriver

Replies: 10
Views: 2,782

I guess you're doing the same course as me (Photography Inststitute) ??

The following is my tabulated data which gave dynamic range of 10 Stops for my K20D at ISO 100 in answer to thee Grey Scale Assignment

Zone R G B
Zone -1 0 0 0
Zone 0 0 0 0
Zone 1 0 0 0
Zone 2 9 12 10
Zone 3 24 25 26
Zone 4 49 50 50
Zone 5 82 83 83
Zone 6 123 124 125
Zone 7 164 172 177
Zone 8 204 216 224
Zone 9 250 255 255
Zone 10 255 255 255
Zone 11 255 255 255

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