Optolong L-Pro Broadband Filter - 2" Mounted
Optolong
Optolong L-Pro is a Broadband light-pollution filter in 1.25", 2", clip-in, and other variants for cleaner astronomy data.
Best Current Offer
Specifications
Filter
- Filter type
- Broadband light-pollution filter
- Filter size
- 2" Mounted
- Glass thickness
- 1.85 mm
Spectral
- Passbands
- Multi-band broadband selected visual bands with IR suppression
- Band count
- 1 band
- Blocking
- Suppresses common artificial light pollution while preserving color balance
Construction
- Substrate / coating
- Optical glass; Multi-layer anti-reflection coating
Use
- Camera use
- One-shot color cameras, DSLRs, and luminance-style broadband imaging
- Best for
- Broadband targets, galaxies, reflection nebulae, clusters, and mixed target lists
Astrophotography Fit
A supporting filter that should match the camera, telescope speed, and target type.
Optolong L-Pro is a midrange Broadband light-pollution filter (1.25", 2", clip-in, and other variants). Passbands: Multi-band broadband selected visual bands with IR suppression.
A supporting filter that should match the camera, telescope speed, and target type.
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
- Cameras and filter holders with the same physical size
- Targets that match the passband
- A calibration workflow that includes flats after filter changes
Not recommended for
- Using as a fix for poor focus, tracking, or gradients
- Filter sizes smaller than the illuminated sensor path
- Targets outside the filter passband
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 |
|---|---|---|---|
| Astronomics Astronomics | $199.00 | In stock Updated 9/20/2026 | View Offer - $199.00 |
| Agena AstroProducts Agena AstroProducts | $219.00 | In stock Updated 9/20/2026 | View Offer - $219.00 |
| High Point Scientific High Point Scientific | $219.00 | In stock Updated 9/19/2026 | View Offer - $219.00 |
| Mile High Astronomy Mile High Astronomy | $219.00 | In stock Updated 9/20/2026 | View Offer - $219.00 |
| Starizona Starizona | $219.00 | In stock Updated 9/20/2026 | View Offer - $219.00 |
| Telescopes.net Telescopes.net | $219.00 | In stock Updated 9/20/2026 | View Offer - $219.00 |
Price History
Chronological retailer pricing with out-of-stock points shown at reduced opacity.