Nebula Filters

 Thousand Oaks Optical Nebular filters

Enhance your viewing with the latest in multi-layer coating technology.  These filters greatly enhance contrast when viewing deep sky objects.  These filters reject manmade and natural light pollution from mercury vapor lights, high pressure sodium lights and natural airglow.  Available for 1.25" and 2" eyepieces and mounted in color coded cells.   Manufactured in the U.S.

LP-1  Broadband	LP-2  Narrowband	LP-3  Oxygen III	LP-4  Hydrogen Beta

LP-1  Broadband      (Black Cell)    1.25" $89.00    2" $179.00

LP-2  Narrowband      (Blue cell)    1.25" $89.00     2" $179.00

LP-3  Oxygen III     (Green cell)     1.25" $89.00     2" $179.00

LP-4  Hydrogen Beta  (Red cell)    1.25" $89.00     2" $179.00

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Nebular Filter Guidelines

Filters are listed on the following table with the most beneficial listed first.

LP-1 Broadband - Deep Sky or "Light Pollution"

LP-2 Narrowband - UHC (ultra high contrast)

LP-3 Oxygen 3 - OIII

LP-4 H-Beta - Hb