星河科研社为锐星光学Sharpstar / Askar的香港独家总代理，Askar新推出的Colour Magic 6nm D滤镜组合已经在eshop上架，定价 HK$ 4280。

Galaxy Scientific Group is Hong Kong sole dealer of Sharpstar and Askar.   Askar's new Colour Magic 6nm D filter Package is now available on the eshop priced at HK$4280.

https://eshop.astro.hk/hk/catalogs/products/fed342ec-2f11-40fd-811b-73f09984efa9

这个滤镜组合专为深空天体摄影而设，有效隔绝光污染等干扰。组合包括D1、D2两款滤镜。Hα+OIII 6nm双窄频滤镜称为D1， SII+OIII 6nm双窄频滤镜称为D2，为彩色相机使用者们提供了在不使用黑白相机和三通道单窄滤镜的情况下，也能拍摄出类似效果。现在彩色相机用家只要加上D滤镜，只需要拍2张照片就能达到用黑白相机拍3张的效果。

This D filter package is designed for deep-sky astrophotography and is effective against light pollution and other interference. the  Hα+OIII 2" 6nm duo-narrowband filter "D1” and the SII+OIII filter "D2”, the combination of them is Askar's latest "D" filter set. It offers a new way for color camera users to get similar results without using a mono camera and the SHO filters. By adding the D filter, colour camera users can now take two shots and achieve effects of three shots with a mono camera.