Halpha filter comparison: Schuler 9nm vs Custom Scientific 3nm

Comparison of SGBNR noise reduction program

Quantum Efficiency Comparision KAF-ME versus KAI Sensors

Comparison of Thor's Helmet Nebula imaged with AP155/ST10XME versus C14/IMG1024S

Comparison of Cone Nebula imaged with AP155/ST10XME versus C14/IMG1024S

Comparison of Custom Scientific 3nm Ha filter and AstroDon 6nm filter

comparison of wavelet vs non-wavelet

Synthetic RGB method from Emission Line Data

First Light Tests of FLI Dream Machine (2006 purchase)

ISOPHOTES