(LPS) Light Pollution Suppression Filter
- Effectively suppressing white LED sky glow
- Maintains the good color balance under the white LED dominant sky (See one of gallery images)
- Also designed for enhancing the contrast of the comet emission lines
- Glass Type : Fused Quartz – excellent purity and transmission including UV. Extremely low contamination. High heat resistance.
- Glass thickness : 1.5mm
- M48 mounted
- Made in Japan