Today's larger imaging sensors require more light and with the Alpine Astronomical Baader M54 Extension Tube you get it. Unlike the smaller more common T-2 size the larger M48 provides significantly more light throughput and its 15mm optical length...
Today's larger imaging sensors require more light and with the Alpine Astronomical Baader M54 Extension Tube you get it. Unlike the smaller more common T-2 size the larger M48 provides significantly more light throughput and its 15mm optical length...