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Re:717 Gigapixel Image of Rembrandt's Nightwatch by easytiger on Monday January 24, 2022 @08:28PM (#30066688)
Seminar on how it was done here by the author https://mobile.twitter.com/erdmann/status/147794699638431334...

https://youtu.be/z_hm5oX7ZlE

97 rows × 87 cols (8 439) @Hasselblad H6D-400c MS images Size: 925 000 px × 775 000 px (717 GP) Res: 5 µm (5080 ppi)

It's a £43k camera on a huge automated gantry system controlled by python software

Re:717 Gigapixel Image of Rembrandt's Nightwatch by spoonjim on Tuesday January 25, 2022 @02:11AM (#30069059)
They didn't need such an expensive camera if they were going to do it this way. A Sony A7R would have produced an equal result.
Re:717 Gigapixel Image of Rembrandt's Nightwatch by zerd on Tuesday January 25, 2022 @02:14PM (#30076555)
The cost of the camera is a small drop in the bucket versus the rig and work gone into this.
Re:717 Gigapixel Image of Rembrandt's Nightwatch by baq on Tuesday January 25, 2022 @03:45AM (#30069669)
if you have a priceless work of art, cost is no object when scanning it