ANNEX
Axio Lab.A1
List of abbreviations
Carl Zeiss
04/2013 430037-7144-001
113
6
ANNEX
6.1
List of abbreviations
AC Alternating
current
BL Bertrand
lens
Br.
Suitability for spectacle wearers
CSA
Canadian Standards Association
D Frame
glass
thickness
D Darkfield
d
Diameter (e.g. filter)
DIC
Differential Interference Contrast
DIN
Deutsches Institut für Normung (German Standards Institute)
EC European
Community
EN Euronorm
(European
standard)
Ergo Ergonomic
FL Fluorescence
foc. focusable
fot photographic
H brightfield
IEC International
Electrotechnical
Commission
IP
Internal protection (through housing)
ISO International
Standardization
Organization
L
Left (Drive knob left on mechanical stage)
LED
Light emitting diode
Ph Phase
contrast
PL Plan
Pol Polarization
P&C Push&click
R
Right (drive knob to right of mechanical stage)
SLR
Single lens reflex
SW Width
across
flats
T
Delayed action (fuse type)
TIC
Total interference contrast in circular polarized light
TL Transmitted
light
UL Underwriter
Laboratories
UV Ultraviolet
VAC Volt
AC
vis visual