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All Levenhuk Ra Filters

Levenhuk Ra filters come in very useful when trying to stargaze under urban illumination conditions. These filters are capable of suppressing most of the city lights, making skies darker and enhancing the contrast of observed objects.
Prices (High to Low)    Prices (Low to High)    Total items:  2   

Levenhuk Ra UHC 1.25'' Filter picture

Filter for observations of deep-sky objects. Barrel diameter: 1.25''

This filter was designed for observations of dim and low-contrast deep-sky objects. The passband includes the Hß wavelength (4861 Å) and the OIII doublet (4959 Å and 5007 Å). Some planetary and emission nebulae are emitt...More
$79.95
Levenhuk Ra UHC 2'' Filter picture

Filter for observations of deep-sky objects. Barrel diameter: 2''

Levenhuk Ra UHC 2'' filter is a great accessory for deep-sky observations under urban illumination conditions. This filter has a 0.92 transmittance, which means that it suppresses up to 92% of city lights and greatly enh...More
$109.95