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We wish you Happy Holidays! / Check our Holidays Schedule. Order fulfillment may be a bit delayed during Holidays Vacations./ Free Shipping for orders over $500* Some exceptions may apply.

Narrowband (SHO)

Original price $621.00 - Original price $1,863.00
Original price
$621.00 - $1,863.00
$621.00 - $1,863.00
Current price $621.00

Chroma 5nm OIII Filter

Chroma

Chroma 5nm OIII Filter The Chroma 5nm OIII Filter isolates the 500.7nm primary emission line of doubly ionized oxygen. After H-alpha, this is the n...

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Original price $621.00 - Original price $1,863.00
Original price
$621.00 - $1,863.00
$621.00 - $1,863.00
Current price $621.00
Original price $371.00 - Original price $1,121.00
Original price
$371.00 - $1,121.00
$371.00 - $1,121.00
Current price $371.00

Chroma 8nm OIII Filter

Chroma

Chroma 8nm OIII Filter The Chroma 8nm OIII Filter isolates the 500.7nm primary emission line of doubly ionized oxygen. After H-alpha, this is the n...

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Original price $371.00 - Original price $1,121.00
Original price
$371.00 - $1,121.00
$371.00 - $1,121.00
Current price $371.00
Original price $294.00 - Original price $677.00
Original price
$294.00 - $677.00
$294.00 - $677.00
Current price $294.00

Baader H-Beta Narrowband-Filter (5.5nm) – CMOS-optimized

Baader Planetarium

Baader H-Beta Narrowband-Filter (5.5nm) – CMOS-optimized Baader H-Beta Narrowband Filter – Precision Grade 5.5 nm FWHM, recommended for optical sy...

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Original price $294.00 - Original price $677.00
Original price
$294.00 - $677.00
$294.00 - $677.00
Current price $294.00
Original price $162.00
Original price $162.00 - Original price $162.00
Original price $162.00
Current price $140.00
$140.00 - $140.00
Current price $140.00

Celestron 2" Oxygen III Narrowband Filter (93624)

Celestron

Celestron 2" Oxygen III Narrowband Filter The 2" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm lines) emi...

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Original price $162.00
Original price $162.00 - Original price $162.00
Original price $162.00
Current price $140.00
$140.00 - $140.00
Current price $140.00
Save $22.00 Save $0.00
Original price $215.00 - Original price $309.00
Original price
$215.00 - $309.00
$215.00 - $309.00
Current price $215.00

Optolong H-Alpha 7nm Narrowband Filter

Optolong

Optolong H-Alpha 7nm Narrowband Filter Optolong improved version of H-Alpha 7nm filter is the popular narrowband filter allowing 7nm bandwidth of l...

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Original price $215.00 - Original price $309.00
Original price
$215.00 - $309.00
$215.00 - $309.00
Current price $215.00
Original price $215.00 - Original price $309.00
Original price
$215.00 - $309.00
$215.00 - $309.00
Current price $215.00

Optolong Improved OIII 6.5nm Narrowband Filter

Optolong

Optolong Improved OIII 6.5nm Narrowband Filter Optolong improved extra Narrowband OIII-CCD 6.5nm filter is designed for nebula observation allowing...

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Original price $215.00 - Original price $309.00
Original price
$215.00 - $309.00
$215.00 - $309.00
Current price $215.00
Original price $215.00 - Original price $309.00
Original price
$215.00 - $309.00
$215.00 - $309.00
Current price $215.00

Optolong SII 6.5nm Imaging Narrowband Filter

Optolong

Optolong SII 6.5nm Imaging Narrowband Filter Optolongimproved narrowband SII6.5nm filter (Sulful II for CCD) is designed for nebula observation all...

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Original price $215.00 - Original price $309.00
Original price
$215.00 - $309.00
$215.00 - $309.00
Current price $215.00
Original price $600.00 - Original price $940.00
Original price
$600.00 - $940.00
$600.00 - $940.00
Current price $600.00

Optolong Improved NB Filters SHO 6.5nm Narrowband Filter Kit

Optolong

Optolong NB Filters SHO 6.5nm Narrowband Filter Kit Optolong SHO6.5nm filter kit includes SII6.5nm, H-Alpha7nm, and OIII6.5nm narrow-band filters, ...

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Original price $600.00 - Original price $940.00
Original price
$600.00 - $940.00
$600.00 - $940.00
Current price $600.00
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