Description
ZWO's narrowband nebula filters for astrophotography clearly increase the contrast of the object.
- The set consists of an H-Alpha (656 nm), S-II (672 nm) and O-III (500 nm) filter
- The filters are 2" in a low profile filter cell
- FWHM 7 nm (narrowband)
- Main field of application: photography of dim nebulae
- Parfocal with all ZWO filters
- Supplied in practical plastic boxes
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