H&Y Filter Drop-in Night Filter

Starlight Night Filter, eliminates light pollution * Multi-layer nano-coating on both sides * Water-resistant, smudge-resistant, scratch-resistant coating * High color reproduction * Size: 95mm (Plug-in mountable to 100mm K-series bracket) * For 100mm K-series bracket only * Absorbs sodium light, which is a cause of light pollution * 9-layer multi-coating * Reduces light pollution of the night sky, suitable for astronomical or urban/scenic night photography.




Multi-layer nano-coating on both sides * Water/oil resistant * Outstanding color rendering * Size: 95 mm * Suitable for 100 mm K-Series Filter Holder Insert * Absorbs yellow sodium vapor light * Absorbs yellow mercury vapor light * Absorbs yellow light emitted by low CRI LEDs * 9-layer multi-layer coating, optical glass

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