Starizona ApexED-S 0.65x Reducer/Flattener
Starizona
Starizona Apex ED 0.65x Reducer / Flattener - ApexED S - (Short) is an astronomy filter for cleaner astronomy data.
Best Current Offer
Specifications
Filter
- Filter type
- Astronomy imaging filter
Spectral
- Passbands
- Imaging passband specified by filter model
Optics
- Reduction factor
- 0.65x
Specifications
- Image circle
- 30 mm
- Back focus
- 62 mm
Use
- Camera use
- Mono astronomy cameras
Mechanical
- Weight
- 0.7 lb
Astrophotography Fit
A supporting filter that should match the camera, telescope speed, and target type.
Starizona Apex ED 0.65x Reducer / Flattener - ApexED S - (Short) is a midrange astronomy filter.
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 |
|---|---|---|---|
| Cloud Break Optics Cloud Break Optics | $449.00 | In stock Updated 8/5/2026 | View Offer - $449.00 |
| Starizona Starizona | $449.95 | Out of stock Updated 8/5/2026 | View Offer - $449.95 |
Price History
Chronological retailer pricing with out-of-stock points shown at reduced opacity.