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Sony 20mm f/2.8 Prime Lens

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Manufacturer # SEL20F28

Our Stock # SYSEL20F28

  • Focal length of 20mm (equivalent to 30mm on a 35mm format)

  • Maximum aperture of f/2.8

  • 6 lens elements arranged in 6 groups

  • 7-blade circular aperture diaphragm

  • Weighs 69 grams only

  • Minimum focusing distance of 7.8”

Price: $400.20

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20mm f/2.8 Prime Lens is designed as a compact wide angle lens that gives a fast maximum aperture of f/2.8. The aluminum alloy metal construction is inlaid with a molded plastic component to house 6 elements arranged in 6 groups. The lens weighs only 69 grams and has a 7-blade circular aperture diaphragm.

Service and Warranty Information

Limited Warranty Term :

1 Year Parts & Labor


Aperture (Max.) :


Aperture (Min.) :


Focal Length (35mm equivalent) :


Filter Diameter :


Lens Groups-Elements :

6 groups, 6 elements

AF for Movie Capture :


Minimum Focus Distance :

7.8" (0.2m)

Aperture Blade :

7 blades (Circular aperture)

Aspheric Elements :

3 aspheric surface

Dimensions (Max. Diameter x Length) :

2-1/2 x 13/16" (62.6 x 20.4 mm)

Direct Manual Focus :


Exterior Finish :


Focus Ring in AF Mode :

No rotation

Internal Motor :

Yes (Stepping motor)

Lens Weight :

2.4 oz (69g)

Low Noise During Movie Capture :


Maximum Magnification :

0.12x (APS-C)

Mount Material :


Non-rotating Focusing Ring :

No rotation

Weights and Measurements

Dimensions (Approx.) :

2-1/2 x 13/16" (62.6 x 20.4 mm)

Weight (Approx.) :

2.4 oz (69g)

Weight(Approx) (Main unit only) :

2.4 oz (69g)

  • Lens cap

  • Lens rear cap

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