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NGC7023 - Iris Nebula器材参数:
GSO RC8 / 1600mm - F/8
SHARPSTAR RC2508 Full Frame 0.8x Reducer
MoonLite CSL 2.5" RC Focusers
Nikon D800(Mod)@ISO1600
APM Guiding Scope 50/205
Guiding with QHY5III-290MM
iOptron CEM60
300s x 100 - Light
300s x 25 - Dark
30 - Flat & Bias
total exposure time 500 分
Sequence Generator Pro
Process by PixInsight & Photoshop