Optolong SHO-3nm Telescope Filter Kit - 2"

Name: Optolong SHO-3nm Telescope Filter Kit - 2"
Availability: OutOfStock

SKU : OL-SHO-3nm-2

$1,239

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For tricolor CCD astrophotography
Narrowband imaging with SHO set can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks
Hubble look of images can be made by the combination of H-alpha, OIII-CCD, and SII-CCD, such as the famous “Pillars of Creation” (M16 Eagle Nebula)

Product Details

H-Alpha 3nm filter is the most popular narrowband filter allowing 3nm bandpass of light centered on a wavelength of 656nm. Extra narrowband SII-CCD 3nm and The OIII-CCD 3nm filters are designed for nebula observation allowing 3nm bandpass of light centered on a wavelength of 500nm (Oxygen-III) and 672nm (Sulfur-II) through, and reducing the transmission of certain wavelengths of light, specifically those produced by artificial light including mercury vapor, and both high and low-pressure sodium vapor lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere (i.e. skyglow)
specifications

Bandpass 3nm

Filter Shape Round

Filter Size 2"

Filter Type Kit
included items
- H-alpha Filter - 2"
- SII Filter - 2"
- OIII Filter - 2"

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