Antlia Filter OIII 3 nm 36 mm | PixelSkiesAstro
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  • Antlia Filter OIII 3 nm 36 mm | PixelSkiesAstro
  • Antlia Filter OIII 3 nm 36 mm | PixelSkiesAstro

Antlia Filter OIII 3 nm 36 mm

€499.00
Tax included

Antlia OIII 3 nm Pro Narrowband — 36 mm unmounted Antlia's Pro series 3 nm OIII filter isolates the 500.7 nm doubly ionised oxygen line with a tight 3 nm bandpass and OD5 blocking from 300 to 1000 nm, for high-contrast narrowband imaging.

Manufacturer model: Antlia OIII 3nm Pro, 36 mm unmounted · Specifications checked against manufacturer data on 2026-11-03

Antlia OIII 3 nm Pro Narrowband — 36 mm unmounted

Antlia's Pro series 3 nm OIII filter isolates the 500.7 nm doubly ionised oxygen line with a tight 3 nm bandpass and OD5 blocking from 300 to 1000 nm, for high-contrast narrowband imaging.

Specifications

Line (CWL) OIII, 500.7 nm
Bandwidth (FWHM) 3 nm
Peak transmission Over 85%
Blocking Over OD5, 300–1000 nm
Thickness 2 mm ±0.05 mm
Format 36 mm diameter, unmounted

Manufacturer documentation

Antlia OIII 3nm Pro 36 mm

Compatibility notes

3 nm Pro series, 36 mm unmounted. Focal-ratio range not stated.

Additional specifications

Cwl (nm)500.7
88246

Data sheet

Blocking
＞OD5, 300–1000 nm
Format
36 mm unmounted
FWHM (nm)
3
Peak transmission (%)
＞85
Thickness (mm)
2 ±0.05
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