ahg-IRIS DISC TWIN with 10 color filters and full polarisation:
Improved handling by new filter ring.
Adjusting range 0.8 to 1.8 mm.
15 Lamella segments.
ahg-Anschütz Handelsgesellschaft mbH, Raiffeisenstraße 26, 89079 Ulm, Germany, info@ahg-anschuetz.de