User manual

EASTMAN K ODAK COMPANY .
keep prints in constant m ot ion t he entire IS minut es they
re
main in fixing, and if du e to forcing deve lo pm e nt give more
time in printing.
R OUN D, VVHITE SPOT S : Caused by air be ll s which fo rm
on f ace of print when devel ope r is first flowed on.
Remedy. Use more developer, br e<l k ai r be ll s with finger.
CLEAN LENSES.
Dirty or dusty l enses are frequen tl y the cause for photo.
graphic fail ur es . Th ese pic tur es illustrate th is po int clearly.
The sha rp, full timed pi ct ure at t op w as taken with the lens
clean an d in good ord e r. To produ ce the e ff ect show n in the
pi c ture at bott om , t he o perato r li ghtly touched the fa ce of
Cleo" Lens.
L, ,,s Slightly Dirty.
the lens with his thumb, which
was slightly da mp with pe r-
spira ti o n.
Lens es should be fr eque ntly
exam ined by l ooking th rough
them, a nd if found to be dirty,
sho uld be wiped, both front and
b ac k, wilh a clean, soft linen
h and kerchie f. It is we ll also
to
occa siona ll y wipe o ut the
inside of
came ra with a sligh tl y
d.
ll1l p cloth. In s u m m e r
weather thi- nee ds special
attentic n. Large spots of dust
or dirt on t he lens will cause
defects in the picture, while if
the lens is evenly covered with
a
fi lm of dus t, dirt or moistur e,
t
he effect will be to cut off a
great d al of li ght a nd make the
pic
tur e und er-tim ed .