IDAS Ha 6.8nm

I did its halo test last night. Here is the actual result.

I’m sure we can enjoy imaging with all clean star shapes.

Here is a new product page.

98% is the actual measured data. Absolutely this allows to reduce the exposure time and as a result, it should help increasing S/N in a certain exposure time.

~ by tedishikawa on September 16, 2021.

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