Filter, 1.25", neutral density, variable

USD $37.00

1.25" Cross-polarizing filter set with variable transmission 3%-30%. Standard 1.25" (M28.4x0.6) threads. 

Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can be used stacked with color filters. The 1.25" FXP varies transmission from 40%-3% and threads into all 1.25" accessories. NOT FOR SOLAR VIEWING