Compact Telescope Filter for Astrophotography

SV220 Dual-Band Filter for Astrophotography

Discover the wonders of the universe with the SV220 dual-band filter from Observation Discovery & Exploration. This innovative filter is specifically designed to enhance astrophotography, targeting emission nebulae, planetary nebulae, and supernova remnants with exceptional clarity and detail. By effectively isolating OIII (500.7nm) and H-Alpha (656.3nm) emission lines, the SV220 filter delivers high transparency and sharp cut-off, dramatically improving image contrast.

Key Features

• Enhanced Astrophotography: The SV220 filter excels in capturing emission nebulae, planetary nebulae, and supernova remnants by isolating specific wavelengths crucial for deep-sky imaging.

• Light Pollution Reduction: Designed to mitigate the impact of light pollution, the SV220 allows astrophotographers to capture clear and detailed images even from urban areas or under a bright full moon.

• Simplified Operation: With its user-friendly design, the SV220 streamlines the astrophotography process, reducing the need for extensive post-processing.

Specifications

• Name: SV220 Dual-Band OSC Filter
• Size: 2-Inch
• Substrate Thickness: 1.80mm
• Clear Aperture: 44mm
• Wavelength Range: 300-1100nm
• FWHM: OIII (7nm) & H-Alpha (7nm)
• Blocking: OD5
• Peak Transmittance: 500.7nm @ T>90%; 656.3nm @ T>94%
• Surface Quality: 60/40
• Surface Parallelism: 1/4λ
• Thread: M48x0.75
• Single Thread: Yes

Benefits

The SV220 dual-band filter revolutionizes astrophotography by:

• Improving Contrast: By enhancing the contrast of nebular emissions, the SV220 brings out intricate details of deep-sky objects.

• Versatile Use: Ideal for capturing large-scale images in a single exposure, minimizing the need for complex setups and long exposure times.

• Practicality: Enables astrophotography in urban environments and under challenging conditions such as full moon nights, eliminating the need for remote travel.

Conclusion

Whether you are a seasoned astrophotographer or a beginner exploring the cosmos, the SV220 dual-band filter offers unparalleled performance and ease of use. Enhance your celestial photography experience with sharper images and reduced light pollution interference. Explore the universe from your backyard or amidst city lights without compromising on image quality. Unlock the potential of deep-sky imaging with the SV220, your gateway to capturing the cosmos in stunning detail.

For more information and to start your journey into astrophotography, visit Observation Discovery & Exploration's official website or authorized distributors. Join the community of enthusiasts and professionals who trust the SV220 for their astronomical photography needs.

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