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OIII Filter 7nm 50.8mm - ZWO
OIII Filter 7nm 50.8mm - ZWO
SKU: zwo-zwoiii7_d2
Available within 7 days
Regular price
€326,00 EUR
Regular price
"Sale Price"
€326,00 EUR
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The ZWO O-III 7nm narrowband filter is specifically designed for astrophotography, offering exceptional contrast for celestial objects emitting doubly ionized oxygen.
- Wavelength: 500.7 nm
- Bandwidth: FWHM 7 nm (+/-0.5)
- Diameter: 50.8 mm
- CNC machined aluminum cell
- 1.85 mm thick Schott glass
- Double-sided optical coating with anti-reflective treatment
- Precise optical polishing for parallelism <30" arc on both surfaces
- 90% transmission on the O-III line (500.7 nm)
- High contrast against the sky background
- Reduction of public lighting effects
- Compatible with CCD imaging and digital photography
- Available in 31.7 mm / 50.8 mm and 31 mm / 36 mm unmounted circular formats
- ZWO OIII 7nm filter
- Aluminum cell
