EFKE 25 and 50 are "orthopanchromatic", 100 is panchromatic... And then there's MACO CUBE 400c, which extends barely into the infrared - about like Ilford SFX. While MACO UP100+ is reputed (by a good source) to be identical to EFKE PL100. Same source also claimed all Bergger emulsions are made by Fotokemika, which makes EFKE...