Optolong LRGB + SHO 7nm Filter Set - 36mm Unmounted
Optolong
Optolong LRGB + SHO 7nm (7 pieces) - 36mm Unmounted is a LRGB/RGB filter set in 36mm for mono broadband color imaging.
Best Current Offer
Specifications
Filter
- Filter type
- LRGB + SHO imaging filter set
- Filter size
- 36 mm / Unmounted
Spectral
- Passbands
- SII 672.4 nm (7 nm) / H-alpha 656.3 nm (7 nm) / OIII 500.7 nm (7 nm) / Luminance / Red / Green / Blue
- Band count
- 7 bands
- Narrowest bandpass
- 7 nm
Specifications
- Thickness
- 2 mm
- Substrate / coating
- Multi-layered anti-reflection coatings
Use
- Camera use
- Mono astronomy cameras
Astrophotography Fit
Best for building natural-color broadband data with a monochrome camera.
Optolong LRGB + SHO 7nm (7 pieces) - 36mm Unmounted is a midrange LRGB/RGB filter set (36mm).
Best for building natural-color broadband data with a monochrome camera.
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 cooled cameras and electronic filter wheels
- Broadband galaxies, clusters, reflection nebulae, and star fields
- Dark-sky sites or well-calibrated light-polluted workflows
Not recommended for
- One-shot color cameras where LRGB adds complexity without benefit
- Heavy light pollution without enough total integration
- Emission-only projects where narrowband filters are the priority
Where To Buy
Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.
| Retailer | Price | Availability | View Offer |
|---|---|---|---|
| Mile High Astronomy Mile High Astronomy | $775.00 | In stock Updated 8/5/2026 | View Offer - $775.00 |
Price History
Chronological retailer pricing with out-of-stock points shown at reduced opacity.