UHC Filter UHC Nebula Filter Urban Sky Filter for Urban Sky Photography

Substrate: soda lime float glass

Transmittance: > 95% of the common
Technology: ion assist E-beam evaporation, hard coating
Dimension: φ28 x 2mm (unmounted) or customized

UHC is Shroten written from Ultra High Contrast, UHC is also a broadband filter with an obvious effect on blocking city harmful lights. UHC filter blocks lights selectively, especially the mercury and sodium light from manmade lamps and the skyglow in nature. UHC filter lets the light from nebula highly transmit, it has a high transmittance at the region of OIII(496nm & 500nm), Hβ(486nm), NII(654nm &658nm), Ha(656nm)and SII(672nm). Our UHC with higheffectively improved the contrast of the nebula ,ensuring wonderful nebula details.

Payment
T/T in Advance

Samples
Free