Who it's for

  • Astrophotographers seeking true-to-life color in their deep-sky images.
  • Imagers aiming for high signal-to-noise ratios and efficient data collection.
  • Dedicated astrophotographers valuing consistent focus and long-term filter reliability.

Who should skip it

  • Budget-conscious hobbyists or newcomers exploring astrophotography equipment options.
  • Beginners or those with smaller, simpler imaging rigs.
  • Casual users expecting immediate, ready-to-use color images from their captures.

Performance breakdown

Photon Transmission

Industry-leading light throughput ensures maximum signal capture for faint deep-sky objects.

Excellent

Star Sharpness

Maintains pinpoint star profiles even when using fast focal ratio optics.

Excellent

Artifact Suppression

Advanced coatings effectively eliminate distracting halos and internal reflections during long exposures.

Excellent

Sensor Compatibility

Optimized spectral windows integrate seamlessly with modern high-resolution CMOS and CCD sensors.

Excellent

Durability

Scratch-resistant glass construction withstands the rigors of frequent field imaging sessions.

Excellent

Processing Efficiency

Balanced color channels simplify post-processing workflows for vibrant, natural-looking results.

Excellent

Key Specs

Filter Type

Deep-Sky RGB

Dimensions

50x50mm

Maximum Transmission

95%

Material

Optically polished glass

Compatibility

CMOS cameras, CCD cameras, ZWO/ASI, QHY, QSI, SBIG, ATIK, ALTAIR

Astrophotography Ready

Yes

Filter Shape

Square

Mounting Type

Unmounted

Anti-reflective

Yes

Know before you buy

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Ask Metto anything about the Astronomik Deep-Sky Filters before you decide.

Astronomik Deep-Sky Filters

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Highpointscientific
Highpointscientific
In stock
$639.95
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