Description :

Sigma Corporation is pleased to introduce a new member of our EX series
of lenses, the 180mm f3.5 EX APO Macro. This new high performance
telemacro lens can focus from infinity to full 1:1 Life-size reproduction without
accessories. At 1:1 reproduction the distance from subject to film plane is
18.1 inches, making this lens convenient for photographing subjects which are
not easily approached, such as small animals or insects, etc.

Features:

• Special Low Dispersion
• Inner focus system effectively
• Focus Limiter switch
• The HSM model lenses
  • Can be used with Sigma's 1.4x EX teleconverter as a 252mm f/4.9 lens (Canon and Nikon AF cameras)
  • Minolta cameras will be manual focus with the 1.4x EX teleconverter
  • Can be used with Sigma's 2x EX teleconverter as a 360mm f/7 lens, for manual focus in all cases
  • At closer distances, the lens automatically switches to manual focus.

Specifications:

Focal length:	180mm
Maximum aperture:	F3.5
Lens construction:	13 elements in 10 groups
Angle of view:	13.7¦
Number of diaphragm blades:	9
Minimum aperture:	F32
Minimum focusing distance:	18.1"
Maximum magnification:	1:1
Filter size:	72mm
Dimensions(dia x length):	3.1" x 7.1 "
Weight	33.3 oz.

Mfr# 105101