Manufacturing the replica of the 7 feet Herschel telescope with 6.2 inch bronze mirror in Japan:
http://www.ne.jp/asa...mmirror-j1.html
http://www.ne.jp/asa...mmirror-j2.html
http://www.ne.jp/asa...mmirror-j3.html
http://www.ne.jp/asa...mmirror-j4.html
http://www.ne.jp/asa...mmirror-j5.html
http://www.ne.jp/asa...mmirror-j6.html
http://www.ne.jp/asa...mmirror-j7.html
http://www.ne.jp/asa...mmirror-j8.html
Experimental bronze mirrors with different tin content:
https://okita-tenmon...almirror_x.html
https://youtu.be/j15kgNF1qEo.
Casting bronze telescope mirror for the Herschel telescope replica.
Edited by mvdmitri, 22 March 2021 - 10:53 AM.