1000 Oaks Minus Violet Filter - 1.25" Round Mounted
Thousand Oaks Optical Filters
Step up to legendary filter quality... Thousand Oaks Optical.
Thousand Oaks Filters Features...
- Machined aluminum cells in 1.25" and 2" diameters.
- Significantly improved filter lifetime.
- 560 Ångström passband for visual use on emission nebulae.
- One year manufacturer warranty.
Image depicts broadband filter for illustratory purposes.
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