Herschel-Wedges (Sun-Prisms)

The safe way to observe the sun in white light. With appropriate refractors (we will be happy to advise you) an effective and inexpensive way of observing sunspots, Granules and Transits/Eclipses.

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APM Ceramic Safety 2" Herschelkeil with APM Fast-Lock Eyepiece Adapter


  • High quality surfaces for best contrast values
  • Completely closed body with light catch
  • Pre-installed ND3 filter and integrated polarizer
  • Setup of the polarizer by turning the eyepiece sleeve
  • APM FastLock eyepiece sleeve
  • Delivery with solid Aluminum case
  • Backfocus 115 mm
  • Weight 830 grams
369.00 €
Delivery date : 1-2 days
High quality 1 1/4" Herschelwedge with built in ND3.0 filter for safely solar observation and photography.
229.00 €
Delivery date : 1-2 days
 High qualtiy 2" Herschelwedge for safely solar observation and photography.

The advantages of the Lunt Herschelwedge:
  • Perfect surfaces for a very high contrast
  • Completely closed housing with integrated heat trap
  • No scattered light escaping, for maximum safety
  • Delivered in sturdy aluminium case with foam insert
599.00 €
Delivery date : 3-4 days
TS-Optics 1.25" Solar Prism with complete equipment for professional solar observation.
159.00 €
Delivery date : 1-4 days