Askar F3.9 Full Frame Reducer for FRA600
299,00 €
Extreme f/3.9 full-frame reducer optimized for the Askar FRA600 astrograph. Four-element design for dramatically faster deep-sky exposures.
Description
<![CDATA[The Askar F3.9 Full Frame Reducer for the FRA600 features a four-element optical design specifically optimized for the FRA600 astrograph. It pushes the FRA600 to an extreme f/3.9 focal ratio, dramatically reducing exposure times for deep-sky imaging.
Despite the aggressive reduction, full-frame sensor coverage is maintained with excellent star quality. Ideal for capturing faint, extended deep-sky objects.
Key Features
- Extreme f/3.9 focal ratio
- Four-element optical design
- Full-frame sensor coverage
- Specifically designed for the FRA600
Specifications
| Resulting Focal Ratio | f/3.9 |
|---|---|
| Optical Design | 4 elements |
| Compatible With | Askar FRA600 |
| Sensor Coverage | Full-frame |
| Brand | Askar |
]]>
Explore these guides from our Astro Wiki to learn more about this type of equipment:
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