Thousand Oaks Optical Minus Violet Filter - 2"
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Enhance your deep sky viewing with the latest in multi-layer coating technology in filters from Thousand Oaks Optical. Their filters transmit desired wave-lengths in a very steep slope vs. gentle transition slopes in competitive brands. This means better contrast and overall performance.
The Minus Violet filter is designed to help eliminate color fringing in refractor telescopes.
Other Information
- Country of Manufacture: United States
Enhance your deep sky viewing with the latest in multi-layer coating technology in filters from Thousand Oaks Optical. Their filters transmit desired wave-lengths in a very steep slope vs. gentle transition slopes in competitive brands. This means better contrast and overall performance.
The Minus Violet filter is designed to help eliminate color fringing in refractor telescopes.
Enhance your deep sky viewing with the latest in multi-layer coating technology in filters from Thousand Oaks Optical. Their filters transmit desired wave-lengths in a very steep slope vs. gentle transition slopes in competitive brands. This means better contrast and overall performance.
The Minus Violet filter is designed to help eliminate color fringing in refractor telescopes.
Other Information
- Country of Manufacture: United States