There are at least 29 models offered new from the manufacturers from 35mm to 6x7cm.


Braun:
http://www.braun-phototechnik.de/en/...iatechnik.html

DHW (Rollei):
http://www.dhw-fototechnik.de/de/rol...ojektoren.html (1 model 6x6)

Götschmann:
http://www.gecko-cam.com/sales/goets...ukte-products/ (4 models 6x7)

RBT:
http://www.rbt-3d.de/index.php?idcat...2&changelang=4

Reflecta:
https://reflecta.de/en/products/list...ojektoren.html