Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Thousand Oak Optical filters transmit desired wave-lengths in a very steep slope vs. gentle transition slopes in competitive brands. This means better contrast and overall performance.
MANUFACTURED IN THE U.S. Available for 1.25" and 2" eyepieces. Cells are color coded.


         

Product Image Price+ Item Name

Thousand Oaks LP-1 Broadband (Black Cell) 1.25" $89.00

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Thousand Oaks LP-1 Broadband (Black Cell) 1.25"

Thousand Oaks LP-1 Broadband (Black Cell) 1.25"  For slight to moderately light-polluted ares.  Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Our filters transmit desired...

Thousand Oaks LP-2 Narrowband (Blue Cell) 1.25" $89.00

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Thousand Oaks LP-2 Narrowband (Blue Cell) 1.25"

Thousand Oaks LP-2 Narrowband (Blue Cell) 1.25" For heavily light polluted areas. Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Our filters transmit desired wave-lengths in a...

Thousand Oaks LP-3 Oxygen III Filter (Green Cell) 1.25" $89.00

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Thousand Oaks LP-3 Oxygen III Filter (Green Cell) 1.25"

Thousand Oaks LP-3 Oxygen III Narrowband Filter (Green Cell) 1.25" For diffuse and planetary nebulae. Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Our filters transmit desired...

Thousand Oaks LP-4 H-Beta (Red Cell) 1.25" $89.00

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Thousand Oaks LP-4 H-Beta (Red Cell) 1.25"

Thousand Oaks LP-4 H-Beta Filter (Red Cell) 1.25"  For heavily light polluted areas. Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Our filters transmit desired wave-lengths in...

Thousand Oaks LP-1 Broadband (Black Cell) 2" (48mm) $179.00

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Thousand Oaks LP-1 Broadband (Black Cell) 2" (48mm)

Thousand Oaks LP-1 Broadband (Black Cell) 2" (48mm) For slight to moderately light-polluted ares.  Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Our filters transmit desired...

Thousand Oaks LP-2 Narrowband (Blue Cell) 2" (48mm) $179.00

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Thousand Oaks LP-2 Narrowband (Blue Cell) 2" (48mm)

Thousand Oaks LP-2 Narrowband (Blue Cell) 2" (48mm)   For heavily light polluted areas. Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Our filters transmit desired wave-lengths...

Thousand Oaks LP-4 H-Beta (Red Cell) 2" (48mm) $179.00

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Thousand Oaks LP-4 H-Beta (Red Cell) 2" (48mm)

Thousand Oaks LP-4 H-Beta Filter (Red Cell) 1.25" (48mm) For heavily light polluted areas. Enhance your deep sky viewing with the latest in multi-layer coating technology. Over three years in development. Our filters transmit desired...


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