Optolong
Optolong L-Quad Enhance 2" Filter
Optolong L-Quad Enhance 2" Filter
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The new filter L-Quad Enhance it's a quad bandpass filter to suppress light pollution when using color cameras. This CLS photographic filter features improved starburst suppression, increased contrast and detail, and improved color saturation.
In addition, it offers a excellent signal-to-noise performance and a infrared cutoff down to 1000nm , reducing the effects of infrared noise. The L-Quad is ideal for the night sky from Bortle 1 to 7 and a wide range of deep-sky objects, where it offers excellent color balance.
| Specification | Detail |
|---|---|
| Ability | Multiple optical element bonus |
| Frame | 2" |
| Transmission | 96% |
| Precision on surfaces | 1/4 λ |
| In general | Material: Schott Glass |
| Width (mm) | 1.85 |
| Guy | Filter |
| Applications | Suitable for photographic purposes: Yes For visual use: - Nebulae and galaxies: Yes Against light pollution: Yes Galaxies and star clusters: Yes Planetary nebulae: Yes Hydrogen Nebula: Yes |
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