List of products by brand STC Optics

The Astro Duo-Narrowband filter is meticulously crafted to capture the distinct wavelengths emitted by gaseous and planetary nebulae. It prioritizes the Hα emission line at 656nm and OIII lines at 500nm, boasting high transmission while effectively combating light pollution and blocking longer wavelengths. This results in enhanced detail and contrast in your astrophotography.

The STC Astro Multispectra filter serves as a versatile light pollution suppression tool, tailored for DSLR cameras, effectively countering interference from artificial sources like mercury and sodium street lights. While minimizing unwanted light, it preserves crucial nebula emission lines, heightening the contrast of celestial objects. 

Introducing the STC Astro-Multispectra filter, a versatile solution engineered to combat light pollution and optimize astronomical photography with Nikon DSLRs. This filter effectively mitigates the disruptive effects of artificial lighting, such as those from mercury and sodium street lamps, while preserving crucial nebula emission lines.