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Jim Chung's Ramblings

Jim Chung's Ramblings

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Life in the micro four thirds world, astrophotography, camera hacking, Rx7 stuff, horology (that's without the "w")

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Author: jimchungblog

Rebirth of a 12″ f/13 Classical Cassegrain Telescope

Exploring the Heuer Autavia “Villeneuve”

A few years earlier I had learned a little history of the Heuer watch company while writing about it’s most … More

Shooting Astro Narrowband with Medium Format Sensor (Phase One IQ260 Achromatic)

It took me sometime to gather all the small components necessary to adapt the IQ260 for some narrowband, in-city astro … More

Shooting a tire photo contest with m43

I like photo contests that start and end in a one month period because I don’t want to wait a … More

Phase One IQ260 Achromatic Digital Back – a medium format heavy weight.

I first heard of this Danish company called Phase One nearly a decade ago.  Back then, they made very high … More

m43 Focus Speeds on EOS Adapted Lenses

The significant jump to 1053 cross type AF points on the new OM-1 body led me to wonder if this … More

The “Holy Grail” of Watches

It all began with a contentious post on a FB watch group.  “What is the Holy Grail of watches?” Not … More

1970 Omega Constellation Reference (166.063) Calibre 1001

(images taken with E-M1.2 and Zuiko 60mm f/2.8 Macro) I bought another watch … that I don’t really need.   I’m … More

Jim’s 10 inch f/8 catadioptric Herschelian Schiefspiegler telescope

Even amateur planetary observers and photographers need big aperture telescopes because when it comes to resolution, size does matter.   … More

Jim’s alternative to the OM System Zuiko Digital 20mm f/1.4 PRO

In case you haven’t figured it out yet, part of the purpose of this blog is to offer less expensive … More

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Check out my new Toronto Wildlife book!

Click the link: http://jimchungauthor.com

Available on Amazon and your local bookstore.

 

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