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

Manufactured by: Thousand Oaks Optical
Model: TOLP425


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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 wave-lengths in a very steep slope vs. gentle transition slopes in competitive brands. This means better contrast and overall performance. 

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