Sony Alpha DSLR-A290 Instruction Manual page 188

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DT 30mm F2.8 Macro SAM (SAl30M28)
Dimensions (max. diameter x length) :
70x45mm /2·7/8 x 1-13/16·
Weight (approx.) : 150g / 5-1/401.
Minimum focusing distance:
0.13m / 0.42lt.
Maximum magnification ratio: 1.0
50mm F2.8 Macro (SAl50M28)
A versatile. high-grade macro lens
with smooth background defocusing
and a slightly longer working distance
than the SAl30M28. Can be used with
all Ol series dlgitol Slfls.
Dimensions (max.diameter x length) :
71.5 x 60mm / 2-13/16 " 2-3/8"
Weight (approx.) : 29Sg / 10-3/80z.
Minimum focusing distance
0.2m / 0.6511.
Maximum magnification ratio; 1.0
100mm F2.8 Macro (SALlOOM28)
A high-qualily macro lens with a long
working distance that makes It ideal
lor camera-shy subjects such as
bul1erflies and insects. Can be used
with all Ol series digital SlRs.
Dimensions (max.diameter x length) .
75 x 98.5mm / 3 " 4"
Weight (approx.) . 50Sg / 1801.
Minimum locusing distance:
a.35m / 1.2lt.
Maximum magnificat,on rallo ; 1.0