Christmas is fast approaching! To make sure your gifts arrive on time and shine under the tree on December 24th, place your orders now!
CHF 169
Disponible en stock chez le fournisseur
Capture the faintest deep-sky OIII emissions with precision thanks to the Antlia OIII 7nm Prime filter. Designed for high-speed lenses up to f/2, this filter guarantees maximum contrast and optimum signal to reveal the faintest nebulae.
| Features | Detail |
|---|---|
| Type | OIII 7nm Prime |
| FWHM (Full Width at Half Maximum) | 7nm |
| Center wavelength (CWL) | 500.7nm |
| Maximum transmission | >90% |
| Out-of-band blocking | OD4 (0.01%) between 300-1000nm |
| Thickness | 2mm ± 0.05mm |
| Substrate | Unglued monoblock optical glass |
| Surface quality | S/D 60/40 (MIL-O-13830 standard) |
| Transmitted wavefront | λ/4 or better |
| Parallelism | <30 arcsec |
| Warranty | 3 years against delamination |
Warning: never look directly at the Sun with this filter. This can lead to serious, irreversible eye damage.