Lunt White Light Solar Wedges
Lunt White Light Solar Wedges For solar white light imaging and white light visual observing. The Lunt White Light Wedges come with a built in ND3 filter. Notably, this allows perfectly safe imaging...
View ArticleAPM 2″ Ceramic Herschel Wedge with ND & Polarizing Filter and Fast-Lock...
APM 2″ Herschel Wedge The operation of the APM Herschel 2 inch wedge (also called Herschel prism) is based on the principle that only a small part (about 5%) passes through. The 95% larger and also...
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