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Black cylindrical lens with silver mount ring and focus hold button

Sony

Sony SEL85F18 FE 85mm f/1.8 E-Mount Lens

SKU CH-BX2T-W2B91

Full-frame 85mm f/1.8 prime with double linear AF motor, extra-low dispersion element and nine-blade diaphragm for shallow depth of field

  • PartCompact ILC Lenses
  • TypeFixed Length Lens
  • ColorBlack
  • Diameter78 mm
  • CompatibilitySony
  • Focus TypeAuto Focus
  • Bright f/1.8 aperture excels in low light and shallow depth of field
  • 85 mm focal length suits portrait work on full-frame and 127.5 mm equivalent on APS-C
  • Double linear AF motor delivers fast, quiet focusing for stills and video
  • Extra-low dispersion element reduces chromatic aberration for sharper, accurate colour
  • Weather-resistant build with 67 mm filter thread and nine-blade circular diaphragm for smooth bokeh

Full-Frame E-Mount Portrait Lens

The Sony SEL85F18 is a fixed 85 mm prime for Sony E-mount full-frame mirrorless cameras. APS-C bodies give an equivalent 127.5 mm field of view. Its bright f/1.8 maximum aperture suits low-light work and shallow depth of field. Double linear autofocus motor drives fast, quiet focusing for stills and video.

Optical Design and Handling

Nine elements in eight groups include one extra-low dispersion element to reduce chromatic aberration. Rounded nine-blade diaphragm produces smooth background blur from f/1.8 to f/22. Minimum focus distance is 2.63 ft with 0.13x magnification. Dust- and moisture-resistant construction adds reliability in varied conditions.

Bundled Controls and Compatibility

Customisable focus-hold button and AF/MF switch sit on the barrel for quick tactile changes. Bayonet-type round hood is included to shield the front element. 67 mm filter thread accepts standard circular filters. Image stabilisation relies on the camera body’s in-body system.

Highlights

  • Bright f/1.8 aperture excels in low light and shallow depth of field
  • 85 mm focal length suits portrait work on full-frame and 127.5 mm equivalent on APS-C
  • Double linear AF motor delivers fast, quiet focusing for stills and video
  • Extra-low dispersion element reduces chromatic aberration for sharper, accurate colour
  • Weather-resistant build with 67 mm filter thread and nine-blade circular diaphragm for smooth bokeh

Specifications

BrandSONY
ModelSEL85F18
PartCompact ILC Lenses
TypeFixed Length Lens
ColorBlack
Diameter78 mm
CompatibilitySony
Focus TypeAuto Focus
Focal Length85 mm
ApertureMaximum: f/1.8 Minimum: f/22
Format35 mm full frame
Camera MountSony E (Full-Frame)
Angle of View29 degree (35mm), 19 degree (APS-C)
Minimum Focus Distance2.63 ft. (0.8 m)
Magnification0.13x
Lens Construction9 elements in 8 groups
Filter thread (Diameter)67 mm
SpecificationsHood Type: Round, bayonet type
Image Stabilizationbody-integrated
AutofocusYes
FeaturesHigh corner-to-corner resolution
Beautiful bokeh enhances portraits
Mobile and manageable for active shooting
Quiet, precise focus drive
Quality build, versatile features
Reliable in challenging conditions
Dimensions3.07" x 3.23"
Weight0.82 lb.

Questions about this item

How do I attach the SEL85F18 to my Sony E-mount body and what step do people often miss?

Align the white mounting index on the lens barrel with the dot on the camera, twist clockwise until it clicks, then remove the rear cap — many forget to take the rear cap off before shooting.

What will need cleaning or replacement on the SEL85F18 after extended use?

The front 67 mm filter thread accepts protective filters that should be cleaned regularly; the supplied round bayonet hood can be replaced if damaged, and the focus hold button may eventually wear.

What is the first limitation I will hit when shooting continuously with the SEL85F18?

The minimum focus distance of 2.63 ft (0.8 m) and 0.13x magnification limit close-up work long before any thermal or buffer constraints appear.

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