Caracteristici și avantaje
- Universally applicable variable polarizing filter with 1.25 filter thread.
- Continuous adjustment of image brightness for optimal observation.
- Prevents blooming of details in lunar and planetary observation.
- Wide control range of 40% to 1% light transmission.
- Made from highly parallel optical glass and black anodized aluminum housing.
- Easy operation with dual-sided filter threads for simultaneous use with other color filters.