Name: STC Astro Duo-Narrowband Clip Filter
SKU: 62da7c4188dd2300173de950
Price: 2250.0 HKD
Availability: InStock

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STC Astro Duo-Narrowband Clip Filter

HK$2,250.00

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Description

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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）
Deliver by Van/Lorry ( Freight Collect. In most cases, the driver will only deliver on the street. )
MACAU S.F. Express ( Freight Collect )
Taiwan S.F. Express ( Freight Collect )
Singapore S.F. Express ( Freight Collect )