ALPINE ASTRONOMICAL Neutral Density 1.8 Filter (2") Remote Audio URS FOAMIEWH 5mm stereo mini plug and

5mm stereo mini plug and 1/4" adapter provide wide compatibility with a variety of devices

5 cm) Weight Unit: 0

1 x HDMI female for MHL

UPC: 840402019152

ALPINE ASTRONOMICAL Neutral Density 1.8 Filter (2") Remote Audio URS FOAMIEWH 5mm stereo mini plug andIdeal for Lunar Observation Phantom Group Optical Coatings Fits 2" Eyepieces and Accessories 1. 8 Optical Density 1. 0% Transmission 64 Reduction Factor Stackable with Colored and ND Filters Use the Alpine Astronomical Baader 1. 8 Neutral Density Filter to reduce the amount of light coming into your eye during lunar observation and improve the view and contrast. The lens surfaces are fully multi coated with Phantom Group seven layer optical coatings.