2" Variable Polarizing Filter Telescope providing a wide field of

providing a wide field of view and shorter exposure times

a bubble maker

and the included smartphone adapter allows you to capture and share your discoveries with ease

Whether scanning lunar craters or exploring star clusters

Length 50mm Width 51mm Height 25mm

2" Variable Polarizing Filter Telescope providing a wide field ofUniversally applicable variable polarizing filter with 2 "filter thread. This variable polarizing filter allows continuous adjustment of image brightness . This is very helpful to strong contrast differences compensate individually to various observation objects. Especially with the Lunar and planetary observation but also in solar observing this prevents filter a blooming of the finest details. Sun observation only in connection with a suitable sun