Skip to product information
1 of 9

OEM

1.25 Inch Dual Band Telescope Filter for Astrophotography

1.25 Inch Dual Band Telescope Filter for Astrophotography

Regular price $249.98
Regular price $424.97 Sale price $249.98
Sale Sold out
Quantity

Capture stunning nebulae and galaxies even under city skies with this 1.25 Inch Dual Band Telescope Filter. Designed to block unwanted light and isolate essential nebular emissions, it brings out incredible colour and detail in your deep-sky images.

Key Features

  • Dual Narrow Band Design: Combines H-Alpha and OIII wavelengths (7nm each) for vivid, high-contrast astrophotography.

  • Reduces Light Pollution: Effectively cuts through city glow and moonlight, letting you photograph from your backyard or balcony.

  • Crisp, True-to-Colour Images: Delivers sharp results with over 90% peak transmittance for both H-Alpha and OIII emissions.

  • Easy Integration: Standard 1.25 inch thread fits most telescope eyepieces and imaging setups.

  • Durable Optical Build: Multi-coated glass with precision surface quality (60/40) ensures long-term clarity and stability.

  • Simplified Shooting Process: Enables full-colour imaging with one shot, reducing post-processing time and equipment complexity.

Specifications

  • Filter Type: Dual Band (H-Alpha & OIII)

  • Bandwidth: 7nm + 7nm

  • Blocking: OD5

  • Wavelength Range: 300–1100nm

  • Peak Transmittance: H-Alpha 656.3nm >94%, OIII 500.7nm >90%

  • Thread: M28.5x0.6 (1.25 inch)

  • Thickness: 1.8mm

  • Net Weight: 12.5g

Package Contents

  • SV220 1.25 Inch Dual Band Telescope Filter

  • Protective PP Storage Box

What Makes This a Smart Buy:
Compact, precise, and easy to use, this filter lets you capture beautiful deep-sky images even in light-polluted areas. It’s a must-have for astrophotographers who want rich colour detail without complex setups or long exposure times.

View full details