Lunt Solar Systems Double Stack Filter for Lunt 80 mm & 100 mm Universal Telescopes

All-Star Telescope Canada Verified independent store

→

Now equipped with Lunt’s newer, higher-performing etalons, these telescopes deliver a tighter ≤0.35Å FWHM per etalon, improved from the previous ~0.55Å design. In double-stack conf iguration, system bandwidth drops to approximately 0.22Å for even greater contrast and finer solar surface detail. SFPT Internal Double Stack Module for Lunt 80 mm & 100 mm Universal Day and Night Telescopes Double stacking provides a truly enhanced, high definition view of the Sun’s surface details. Notably, it lowers the bandpass of the system from Show more