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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
The dual axis control system allows for precise tracking
Collapsible
with a free app called ExploreStars
more accurate representations across multiple latitudes
BK7 prism optics for clear
Nebula Filter Oxygen III 1.25-inch Focal Length_3. 1000mm - 1900mm The dual axis control systemExplore Scientific Nebula Filter 1. 25" O III Range from 483nm to 511nm with peak at 496nm. Transmission 96. 7% Oxygen III This is the highest contrast Nebula Filter in the series, a line filter for only the two emission lines of oxygen. A great choice for observations of supernova remnants and other nebulae that glow in OIII. Other types of objects that glow in all parts of the visible spectrum (e. g. galaxies) are reduced visibly, but some normally
US$ 12.00
US$ 12.00
US$ 12.00
US$ 12.00
