Chrome 90mm Tele-Elmarit

[Leicamark]

How many chrome (fat) 90mm Tele-Elmarits were made?

Do the optical properties or construction of the (fat) chrome version differ from that of the subsequent (fat) black version?

 

[Waus]

https://www.l-camera-forum.com/leica-wiki.en/index.php/90mm_f/2.8_Tele-Elmarit scroll down to the bottom and you can see an estimate of production numbers