The SQA55 AF Kit simplifies assembly and can be mounted in different positions on the SQA55 lens tube
You can choose between 12nm and 6nm bandwidths (FWHM) for key emission lines like oxygen (OIII)
star clusters and wide-field refractor imaging
6x the performance of the standard EAGLE4 making the EAGLE4 S the model with the best price/performances ratio among the EAGLE line
SVBONY SV119 M48 Extension Tube Kit – 5mm, 10mm, 15mm & 30mm Wide-Field The SQA55 AF Kit simplifiesSVBONY SV119 M48 Extension Tube Kit is a modular spacing solution for astrophotography imaging trains. Supplied with 5 mm, 10 mm, 15 mm, and 30 mm extension tubes, it allows precise back focus adjustment for cameras, reducers, flatteners, and other optical accessories. Key Features Solves spacing and focusing issues M480. 75 male and female threads on each tube help correct common spacing problems encountered when using reducers, flatteners, or camera