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Baader Planetarium 50.4mm Round 4.5nm Ultra-Narrowband Oxygen-III CCD Imaging Filter, Unmounted

SKU: AAFIIINURD50 MFR: FOIIINU-RD50
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Key Features

  • Capture stunning nebula details with this 50.4mm Oxygen-III CCD imaging filter.
  • Experience true color rendition with minimal light pollution using this filter.
  • Enjoy sharp images thanks to the dielectrically coated and polished filter surface.
  • Threaded for compatibility, this narrowband filter integrates seamlessly with setups.
  • Crafted with durable material, this Baader Planetarium filter ensures longevity.
  • Achieve exceptional 4.5nm transmission range for detailed astrophotography projects.
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Special Order?Estimated to Ship: 09/07/2025
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Review Summary

2019-05-29T16:43:43

Rated 5 out of 5

The perfect mounting cell for eclipse photographers

AstroSolar film is the standard for white light solar filters. This mounting cell has two great advantages for eclipse photographers. The wide flange shades your camera avoiding overheating. The external 3 rubber bumper attachment is easy to remove and replace quickly without disturbing your aim. This is a great advantage for totality in a total solar eclipse. Highly recommended

Robert P.

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Baader Planetarium Filter Specifications

  • Transmission Range

    Oxygen-III

  • Filter Thickness

    3mm (without Cell)

  • Half Bandwidth

    4.5nm

  • Central Wavelength

    502nm

  • AR-coating

    Dielectrically coated, plane optically polished

  • Filter Size

    50.4mm

  • Filter Usage

    CCD, IR-Cut, O-III

  • Filter Mounted

    Unmounted

  • Type of Filter

    Narrowband

  • Filter Shape

    Round

  • Weight

    0.07kg (0.15 lbs)

  • UPC Code

    4047825034151

About Baader Planetarium Filter

FEATURED REVIEWS

The perfect mounting cell for eclipse photographers

By Robert P.

AstroSolar film is the standard for white light solar filters. This mounting cell has two great advantages for eclipse photographers. The wide flange shades your camera avoiding overheating. The external 3 rubber bumper attachment is easy to remove and replace quickly without disturbing your aim. This is a great advantage for totality in a total solar eclipse. Highly recommended

Why settle for less when you can experience superior astrophotography with the 50.4mm Round 4.5nm Ultra-Narrowband Oxygen-III CCD Imaging Filter, Unmounted This high-quality, durable filter is brought to you by the reputable Baader Planetarium, a brand synonymous with advanced optical products.

Designed specifically for fast optical systems ranging from f/8 to f/3, this innovative filter is IR-blocked to ensure the most effective imaging. With its ultra-narrowband S-II filter, it captures specific wavelengths of light, enhancing the detail and accuracy of your astrophotography and other scientific applications.

One of the standout features of this filter is its non-ageing sealed coating edges. This means you won't have to worry about the quality of your filter diminishing over time. Moreover, it guarantees no halos, no reflections, and no ghosting, providing you with clear, unobstructed images every time.

In a nutshell, the 50.4mm Round 4.5nm Ultra-Narrowband Oxygen-III CCD Imaging Filter, Unmounted is the perfect tool for those seeking to elevate their astrophotography experience. Its effectiveness, durability, and innovative design make it a must-have for both professionals and enthusiasts alike.

Baader Planetarium Filter Features

  • High-quality 50.4mm Round 4.5nm Ultra-Narrowband Oxygen-III CCD Imaging Filter, perfect for astrophotography and scientific applications
  • Manufactured by the reputable Baader Planetarium, known for advanced optical products
  • Specifically designed for fast optical systems from f/8 to f/3, ensuring effective imaging
  • Features ultra-narrowband S-II filter for capturing specific wavelengths of light, enhancing image detail and accuracy
  • Equipped with non-ageing sealed coating edges for long-lasting durability
  • Guarantees no halos, no reflections, and no ghosting for clear, unobstructed imaging

Warranty Information

This product has a limited warranty of 24 months for parts and 24 months for labor.

Key Features

  • Capture stunning nebula details with this 50.4mm Oxygen-III CCD imaging filter.
  • Experience true color rendition with minimal light pollution using this filter.
  • Enjoy sharp images thanks to the dielectrically coated and polished filter surface.
  • Threaded for compatibility, this narrowband filter integrates seamlessly with setups.
  • Crafted with durable material, this Baader Planetarium filter ensures longevity.
  • Achieve exceptional 4.5nm transmission range for detailed astrophotography projects.

What's in the box:

  • Baader Planetarium 50.4mm Round 4.5nm Ultra-Narrowband Oxygen-III CCD Imaging Filter
  • Stackable Filter Box
  • Baader Planetarium 2 Year Limited Warranty