#296338
ptlee
Spectator

10) Next we do sharpening, but only in the lightness channel

11) From the layers window, select the ‘Channels’ tab to show the Lab, Lightness, a & b channels.
SNPY 2017 Scoreboard UM

12) Select just the Lightness channel, to reveal a monochrome image
SNPY 2017 Scoreboard UM

13) Now apply your normal USM (Unsharp mask) or sharpening task on this channel only.
Filter->Sharpen->Unsharp Mask…
SNPY 2017 Scoreboard UM

14) from the channels tab, click on Lab to show the image in full colours again
SNPY 2017 Scoreboard UM

15) Now change back to RGB mode from the menu
Image->Mode->RGB Color

16) Save the image in jpeg. Voila!

Hope this is useful.

Cheers,
PTLee
capture06-sharpen.gif
capture07-sharpen.gif
capture08-sharpen.gif
capture09-sharpen.gif
_9305840_1_800n_final.pg.jpg

Attachments:
  1. capture06-sharpen.gif

  2. capture07-sharpen.gif

  3. capture08-sharpen.gif

  4. capture09-sharpen.gif

  5. _9305840_1_800n_final.pg.jpg

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