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Optolong L-Pro Canon EOS-R Filter

Optolong L-Pro Canon EOS-R Filter

Regular price $261.00 USD
Regular price Sale price $261.00 USD
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Optolong L-Pro Filter for Canon EOS R, EOS Ra, EOS RP, EOS R5, and EOS R6

Explore the cosmos in vivid detail with the Optolong L-Pro Filter, tailor-made for Canon EOS-R series cameras. Designed to combat light pollution while enhancing nebulae emission lines, this filter is a game-changer for both amateur astronomers and seasoned astrophotographers alike.

Overall Review

The Optolong L-Pro Filter stands as a beacon of innovation in astrophotography tools. Its multi-bandpass design optimizes the transmission of wavelengths crucial for capturing nebulae, while effectively blocking out disruptive artificial light sources. This filter ensures stunning clarity and contrast in your celestial images, making it indispensable for enthusiasts looking to photograph deep sky objects under varying light conditions.

Product Specification

  • Brand: OPTOLONG
  • Type: L-Pro Clip-on Filter for Canon EOS-R
  • Material: Aviation-grade aluminum frame with CNC molding
  • Transmission: High transmission (>90%) at major nebula emission lines (OIII, H-beta, NII, H-alpha, SII)
  • Blocking: Blocks wavelengths from 380nm to 750nm, targeting light pollution sources
  • Coating: Multi-layer anti-reflection coating for enhanced durability and scratch resistance
  • Compatibility: Compatible with Canon EOS R, EOS Ra, EOS RP, EOS R5, and EOS R6 cameras with RF mount lenses (adapters required for EF lenses)


  1. Light Pollution Restraint: Suppresses unwanted wavelengths from artificial light sources, preserving natural colors and enhancing object visibility.
  2. Multi-Bandpass Design: Maximizes transmission across the visible spectrum (400-700nm), ensuring minimal color cast and optimal color balance in astrophotographs.
  3. High-Quality Construction: Precision-machined aviation aluminum frame, CNC molded for durability and lightweight performance in field conditions.
  4. Enhanced Clarity: Provides sharp roll-off at light pollutant emission lines, allowing for clear and detailed images of nebulae, galaxies, and star clusters.
  5. Versatile Application: Ideal for both visual observation and deep sky astrophotography, enabling enthusiasts to capture celestial wonders with unparalleled precision.


  • Astrophotography: Perfect for capturing detailed images of emission and reflection nebulae, galaxies, and star clusters with reduced light pollution interference.
  • Visual Observation: Enhances the clarity and contrast of celestial objects, making it easier to observe and appreciate the night sky.
  • Urban Astronomy: Enables astrophotographers to achieve remarkable results even from light-polluted urban areas, revealing deep sky objects that would otherwise be obscured.

Unlock the full potential of your Canon EOS-R camera with the Optolong L-Pro Filter. Immerse yourself in the beauty of the universe, capture breathtaking images of distant galaxies and nebulae, and experience astronomy in a whole new light.

Note: Always observe safety warnings and avoid using the filter for solar observation.


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