0.6Å PE Quantum Solar Filter, Hydrogen Alpha line. For use with refractors, SCTs, Maksutovs. Includes front and rear plates, power supply, instructions, and hard case. Requires ERF or UV/IR cut filter, plus Powermate barlow or stop down mask to reach F/27-F/35 focal ratio for best performance (sold separately). Learn More

0.7Å PE Quantum Solar Filter, Hydrogen Alpha line. For use with refractors, SCTs, Maksutovs. Includes front and rear plates, power supply, instructions, and hard case. Requires ERF or UV/IR cut filter, plus Powermate barlow or stop down mask to reach F/27-F/35 focal ratio for best performance (sold separately). Learn More

0.8Å PE Quantum Solar Filter, Hydrogen Alpha line. For use with refractors, SCTs, Maksutovs. Includes front and rear plates, power supply, instructions, and hard case. Requires ERF or UV/IR cut filter, plus Powermate barlow or stop down mask to reach F/27-F/35 focal ratio for best performance (sold separately). Learn More

Solar System Filter Wheel, choose your filter configuration below. For use with refractors, SCTs, Maksutovs. Includes front and rear plates, power supply, instructions, and hard case. Requires ERF or UV/IR cut filter, plus Powermate barlow or stop down mask to reach F/27-F/35 focal ratio for best performance (sold separately). Learn More

Eliminate waves of interference on monchromatic solar images with this handy adapter. T thread on front and rear. Learn More

USB to Serial cable for connecting Quantum filters to a computer with a USB port. Learn More

Daystar Instruments QUARK is the first Hydrogen Alpha "Eyepiece"
COMBO CHROMOSPHERE MODEL for SCTs, Maks, or F/15 and longer refractors

Quark is available in a choice of "prominence" or "chromosphere"
~ Choose either for the same, low price ~

Learn More

Daystar Instruments QUARK is the first Hydrogen Alpha "Eyepiece"
COMBO PROMINENCE MODEL for SCTs, Maks, or F/15 and longer refractors

Quark is available in a choice of "prominence" or "chromosphere"
~ Choose either for the same, low price ~

Learn More

USB2.0 A Male to Micro B Cable for Quark Learn More