Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
German
G
o
o
g
l
e
|
Forvo
|
+
Abbe focimeter
opt.
Abbesches Fokometer
(for measuring the focal length of the entire objective or of its lens elements)
Add
|
Report an error
|
Get short URL
|
Language Selection Tips