1 1

OIII Filter 7nm 50.8mm - ZWO

OIII Filter 7nm 50.8mm - ZWO

Available within 7 days

€326,90 EUR
€326,90 EUR
On sale Sold out
Taxes included. Shipping costs calculated at checkout.
  • New: 3x payment with no fees with Klarna

The ZWO O-III 7nm narrowband filter is specially 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
  • Dual-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 unmounted formats 31.7 mm / 50.8 mm and 31 mm / 36 mm circular
  • ZWO OIII 7nm Filter
  • Aluminum cell

zwo-zwoiii7_d2

View all details