Author: jimchungblog

How good (or how bad) is a brand new $250 Chinese soprano saxophone compared to a $3200 Yamaha instrument?

How good (or how bad) is a brand new $250 Chinese soprano saxophone compared to a $3200 Yamaha instrument?

Something very different on the blog today, a step into the world of music.  I have not been a professional musician for a very long time and then only as a pianist and not a saxophonist.  But I had to prepare a very short musical performance to spice up a ballroom dancing number that my … Continue reading How good (or how bad) is a brand new $250 Chinese soprano saxophone compared to a $3200 Yamaha instrument?

STC Multi Spectral Astro clip in filter and using Olympus m43 bodies for astrophotography

STC Multi Spectral Astro clip in filter and using Olympus m43 bodies for astrophotography

Part 2. STC also provided me with their Multi Spectral Astro clip in filter and when I ran it through my spectrophotometer, the results were much more in keeping with STC's website specifications and even closer to the QC profile run on every filter they ship. The transmission profile is very similar to light pollution … Continue reading STC Multi Spectral Astro clip in filter and using Olympus m43 bodies for astrophotography

STC Duo Narrowband Astro clip in filter

STC Duo Narrowband Astro clip in filter

I was an astrophotographer first, before I was a photographer.  And I don't mean photographing tiresome Milky Way galaxy backgrounds with different foreground landscapes.   I was imaging planetary, solar and deep space objects.   It is a highly complex niche world of photography that will leave you sleep deprived and financially impoverished.  Many books have been … Continue reading STC Duo Narrowband Astro clip in filter