STC Astro Duo-Narrowband Clip Filter

STC Astro Duo-Narrowband Clip Filter

HK$2,250.00
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Description
STC Astro Duo-Narrowband Clip Filter enables astrophotographers to capture two narrowband emission lines simultaneously, rendering ultra high contrast nebula images even if under the influence of strong light pollution in city. This ultimate dual narrowband filter enables one-shot-colour cooled camera and DSLR users to capture narrowband signals efficiently. 

Features:
Passes two major narrowband 10nm transmission lines — Ha (656.3nm) & O-III (500.7nm) at high transmission rate (~80% or above)
Suitable for DSLR and One-Shot-Colour Camera
Superb contrast for nebulosity 
Available in 48mm standard size and Clip Mount version (see bottom of page)

Specification:
Substrate :1mm Schott B270 glass
Rim Thickness:3.5mm (exclusive of threads)
Wavelength:Hydrogen-alpha (656.3nm) & Oxygen-III (500.7nm)
Water droplet contact angle:>110º
Environmental Rating:RoHs 2.0
Made in Taiwan  


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Delivery Options

  • In-Store Pick Up ( Mong Kok Flagship Store )
  • S.F. Express - EF Locker Pickup
  • S.F. Express(LOCAL)
  • MACAU S.F. Express ( Freight Collect )
  • Taiwan S.F. Express ( Freight Collect )
  • Deliver by Van/Lorry ( Freight Collect )

Payment Options

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