IDAS OIII 6.0nm Filter - M52 Mounted, 2.5mm
IDAS
OIII 6.0 Filter - M52 Mounted 2.5mm thickness is a narrowband filter for mono emission-line imaging.
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Specifications
Filter
- Filter type
- Single-line narrowband filter
- Filter size
- 52 mm / M52 / Mounted / M52
Spectral
- Passbands
- OIII 500.7 nm
- Band count
- 1 band
Specifications
- Narrowest bandpass
- 6 nm
- Thickness
- 2.5 mm
Use
- Camera use
- Mono astronomy cameras
Astrophotography Fit
Best for isolating emission lines with a mono camera and filter wheel.
OIII 6.0 Filter - M52 Mounted 2.5mm thickness is a midrange narrowband filter.
Best for isolating emission lines with a mono camera and filter wheel.
Choose filter size around the sensor diagonal, telescope speed, and filter-wheel or drawer geometry. Flats are still required; a filter can improve contrast, but it will not rescue tilt, bad focus, or poor calibration.
Best paired with
- Monochrome camera, matching filter wheel, and autofocus offsets
- Ha/OIII/SII emission nebula projects
- Long integrations with darks, flats, and careful star handling
Not recommended for
- Unmodified color cameras as the primary workflow
- Targets dominated by broadband continuum signal
- Users who want natural star color with minimal processing
Where To Buy
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| Retailer | Price | Availability | View Offer |
|---|---|---|---|
| Cloud Break Optics Cloud Break Optics | $379.00 | In stock Updated 8/5/2026 | View Offer - $379.00 |
Price History
Chronological retailer pricing with out-of-stock points shown at reduced opacity.