Book of Spectroheliography

[fulvio.mete]

For friends of the forum who may be interested, I'm posting the link of my book of Spectroheliography, 224 pg,in italian and english, freely downloadable at the link :
http://www.lightfrominfinity.org/Libro% ... grafia.htm
the book is dedicated, in particular to the self-construction of high resolution instruments for spectroheliography, and digital spectroheliography, which is having great success among amateurs

Fulvio Mete

[highfnum]

you put a lot of work into that book!
i downloaded it thx

i wrote a more brief version for WAA in 2017
https://westchesterastronomers.org/wp-c ... il2017.pdf

[marktownley]

Thanks Fluvio and John. I have stickied the topic so it gets more coverage.

[Montana]

Fabulous!

Alexandra

[JochenM]

Thanks Fulvio.

I've downloaded the English pdf; will give it a read one of these days.

[fulvio.mete]

Thanks,JochenM

[galaxie427]

Such a gracious offer, good sir....a wonderful sharing of precious knowledge!
I downloaded the English version, thanks so much!

[fulvio.mete]

Thanks to you for reading, galaxie427
Fulvio Mete