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Model: 2458429WBrand: Baader
Generally In Stock, Please Confirm Before Ordering
This premium grade ultra narrowband 4.5nm Baader Sulphur II (S-II) filter is for use with fast optical systems with focal ratios between f/3 to f/8. The filter is IR blocked and also has anti-reflection coatings and will give images free of halos and ghosting. The filter also has non-ageging sealed coated edges for long life.
Baader Ultra-Narrowband 4.5nm S-II CCD-FilterFor fast optical systems from f / 8 to f / 3Reflection-free, anti-reflective and smooth-surfacedIR-blockedNO halos, NO reflections, NO ghostingnon-ageing sealed coating edges
TRANSMISSION RANGE S-IIFILTER THICKNESS (WITHOUT CELL) 2 mm / 3 mmHBW (HALFBANDWIDTH) 4,5nmCWL (CENTRAL WAVELENGTH) 673 nmAR-COATING dielectrically coated, plane-optically polishedFILTER USAGE CCD, IR-Cut, S-IIFILTER MOUNTED Unmounted / MountedTYPE OF FILTER NarrowbandSINGLE OR SET? Single Filter
Available in the following sizes. Please select from the drop down box above.
1.25" Mounted2" Mounted31mm Unmounted36mm Unmounted50.4mm Round (3mm glass thickness)50x50mm Square (3mm glass thickness)65x65mm Square (3mm glass thickness)
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Rother Valley Optics
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