History |
Main Contents begins from here.
¥ | Yen; standard unit of Japanese currency | I.U. | international unit |
---|---|---|---|
TV | television | A | ampere |
fil | filament | V | volt |
tab | tablet | W | watt |
doz. | dozen(12) | Ω | ohm |
vol(s) | volume(s) | Hz | hertz |
AC | altenating current | MHz | megahertz |
DC | direct current | dB | decidel |
AM | amplitude modulation | HrA | “A” scale of Rockwell hardness |
FM | frequency modulation | HB/2H | hardness of lead pencil |
UHF | ultra-high frequency | d | denier |
C | Centigrade | dpm | disintegration per minute |
mµ | millimicron | -Sph | concave spherical lens |
µ | micron | +Sph | convex spherical lens |
mm | millimetre | D | diopter |
cm | centimetre | () | combimation of spherical and cylindrical lens |
m | metre | -Cyl | concave cylindrical lens |
km | kilometre | +Cyl | convex cylindrical lens |
yd | yard | → | direction of exis of cylindrical lens |
tan | Japanese fabric measure (see App. 10) | Pd | pupil distance |
mm² | square millimetre | % | percent |
m² | squaremetre | + | plus; sign of addition |
yd² | square yard | - | mimus; sign of subtraction |
mg | milligram | ± | plus or minus (probable error) |
g | gram | = | equal to |
kg | kilogram | Ø | diameter |
ton | metric ton | f | lens aperture |
ct | carat | α | alpha |
cm³ | cubic centimetre | β | beta |
m³ | cubic matre | γ | gamma |
cc | cubic centimetre (liquid) | λ | lambda |
ml | millilitre | Φ | phi |
l | litre | Ψ | psi |
The contents of this site are excerpted from THE OFFICIAL RECORD OF TIME CAPSULE EXPO'70(March 1975). Please note that company and organization names may differ from those of the current ones.
© Panasonic Corporation 2010