Canon FTb Instructions Manual page 24

Coupling
Range of Built-in Exposure
Meter
,l;il, I
A S A 2 5
A SA 5 0
A S A I O O
AS A 2 OO
AS A 4O O
A SA 8O O
S h t r t t e r S p e e d
il
I
r/z
t / 4
l 8
1 , ' 1 5
| /30
I r 2
r/4
r/8
l r l 5
l,i 30
r/ 6 0
I /r25
r/4
r/8
r / r s
Li
r i
I i r 2 5
t / 8
r / 1 5
r/30
r/60
t / L z s
L /2s0
l/s00
1/s00
r/sl
L/r0l
The built-in exposure meter couples to
the following range of f/stops and shutter
speeds with
respective f ilm speeds.
When using the Cbnon Lens FD Somm
F L . 4 a n d A S A l O O f i l m , f o r e x a m p l e ,
the exposure meter couples fully within
t h e r a n g e o f t / L . 4 a t 1 / 4 s e c . ( E V 3 l a n d
t | 1 6 a t 1 / 1 O O O s e c . ( E V 1 8 l .
L/2
I
I
M i n i m u m
f , , S t o p