Quote:
Originally Posted by jc_braconi
all M hOOd have a double OO in the code word
IWKOO
ITDOO
XOONS
XOOIM
SOOPD
IROOA
IUFOO
OTDOO
SOOFM
etc
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Ah, the old Leitz "OO" conundrum. I have a
NEWOO (cat. #17665) permanently attached to the condenser lens of my Focomat 1C. It is an anti-Newton ring pressure plate which works perfectly (see attached image). Sounds like the folks at Leitz did exercise a certain degree of unbridled subversive creativity in coming up with these codes

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