OIII 3nm Bandpass optimized for f/2.8-f/3.6

Chroma

OIII 3nm Bandpass optimized for f/2.8-f/3.6

Regular price
$ 575.00
Sale price
$ 575.00
Unit price
per 

This item is a Special Order from the Manufacturer

Special Order

Description

Chroma’s OIII filters isolate the 500.7nm primary emission line of doubly ionized oxygen. After H-alpha, this is the next most common emission when imaging nebulae. Chroma’s f/3.0 filters are designed to minimize spectral shift and hold their shape better in an f/3.0 beam.

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