<s>
The	O
camera	O
resembles	O
the	O
Leica	B-Algorithm
Standard	I-Algorithm
and	O
qualifies	O
fully	O
as	O
a	O
Leica	B-Algorithm
copy	I-Algorithm
.	O
</s>
<s>
However	O
,	O
film	O
loading	O
is	O
by	O
way	O
of	O
a	O
removable	O
back	O
,	O
and	O
it	O
provides	O
through	O
the	O
lens	O
visual	O
focusing	O
using	O
an	O
inverted	O
periscope	O
to	O
be	O
lowered	O
into	O
the	O
light	O
path	O
between	O
the	O
lens	O
and	O
the	O
film	O
,	O
utilising	O
the	O
single-lens	B-Algorithm
reflex	I-Algorithm
principle	O
,	O
showing	O
a	O
small	O
section	O
from	O
the	O
lower	O
middle	O
of	O
the	O
full	O
image	O
.	O
</s>
