Astrophoto Image Processing
Shading level selection screen
Upper: Shading level
Lower: Correction position
Shading correction (images after correction)
OFF (no correction)
+5
+10
Correction position
(images of correction target)
-3 +3
• The correction position can be set in 7 levels of -3 to +3. If a negative value is set, peripheral illumination fall-off correction is
applied gradually from the center. If a positive value is set, steep peripheral illumination fall-off correction is applied outside the
frame.
• When the shading level is set to OFF, the correction position cannot be configured.
Shading Correction
• "Shading Correction” corrects lens peripheral illumination fall-off.
• By default, [Shading Level] is set to OFF (no correction) on the shading correction setting screen. The shading level can be set in 11
levels, including OFF and +1 to +10. The larger the value, the stronger the correction.