Chroma Technology S-II 3nm Filter

Starting Price: $575.00
Price as Configured: $575.00

Brand: Chroma Technology / SKU: CT-27009

SII filters isolate the spectral emission of singly ionized sulfur atoms, also common in nebulae. Emission is at two lines occurring as a doublet, at 671.6 and 673.1 nm. This filter also separates sulfur emission from H-alpha emission (656.3nm).

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