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Filtre ZWO OIII 7nm 31,75mm pour Astrophotographie - ZWO

Name: Filtre ZWO OIII 7nm 31,75mm pour Astrophotographie - ZWO
Brand: ZWO
SKU: zwo-zwoiii7_125
Price: 168.90 EUR
Availability: PreOrder

Filtre ZWO OIII 7nm 31,75mm pour Astrophotographie - ZWO

SKU: zwo-zwoiii7_125

Available within 7 days

€168,90 EUR

In vendita Épuisé

Coût expédition: ~

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Optimize your astronomical captures with the ZWO OIII 7nm filter of 31.75mm, specially designed for astrophotography. This narrowband filter targets the wavelength of 500 nm, significantly improving the contrast of nebulae and allowing images of exceptional clarity.

Features
Benefits
Compatibility
Delivered items

FWHM bandwidth of 7 nm (+/-0.5)
90% transmission on the O-III line (500.7nm)
Cut-off in the infrared (700/1100 nm)
High-quality Schott glass with a thickness of 1.85 mm
Precise optical polishing ensuring a wavefront to lambda/4 and a parallelism < 30 arcsec
Double-sided optical coating with anti-reflection treatment
CNC machined aluminium construction for high precision
Available in 4 formats: 31.7 mm, 50.8 mm, 31 mm and 36 mm unmounted circular

Significantly improves the contrast of nebulae in astrophotographic images
Reduces the effects of street lighting through precise wavelength selection
Allows for the creation of "Hubble" style images in combination with H-Alpha and S-II filters
Increased durability and precision due to CNC machined aluminium construction