Site Title

Compare Olympus 17mm F1.8 vs Olympus 20mm F1.4 Pro

Reviews

Neo score
76%
84%
Pros
  • Compact and lightweight
  • Good IQ stopped down
  • Bright maximum aperture
  • Light in the hand
  • Weather-sealed
  • Beautifully constructed
Cons
  • Low maximum magnification
  • Expensive for what it is
  • No aperture ring or other features on the barrel

Price

MSRP
500 USD
800 USD
Offers (incl. referral links)

Construction

Aperture Blades
7 blades, Circular aperture diaphragm
9 blades, Circular aperture diaphragm
Colors
Silver, black
Form Factor
Wide-Angle Prime Lens
Normal Prime Lens
Image Size
MFT
MFT
Lens Barrel
Distance scale, DoF scale
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Motor
Micromotor
Stepper motor
Optical Formula | Elements
9 elements
11 elements
Optical Formula | Groups
6 groups
10 groups
Optical Formula | Special Glass
2 Aspherical, HR glass element groups
1 x Super ED, 3 ED, 2 Super HR, 2 Aspherical groups

Dimensions

Filter Diameter
46 mm / 1.81 in
58 mm / 2.28 in
Size | Diameter
58 mm / 2.28 in
63 mm / 2.48 in
Size | Length
36 mm / 1.42 in
62 mm / 2.44 in
Weight
120 g / 4.24 oz
247 g / 8.73 oz

Function

Angle Of View
65.0° Diagonal | 55.8° Horizontal | 38.9° Vertical
56.8° Diagonal | 48.5° Horizontal | 33.4° Vertical
Aperture
f/1.8 ~ f/22
f/1.4 ~ f/16
Autofocus
Yes
Yes
Crop Factor
2.0
2.0
Focal Length
17 mm
20 mm
Focal Length (35mm Equivalent)
34.0 mm
40.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
Yes

Performance

Max Magnification
0.08x
0.11x
Min Focus Distance
250 mm / 9.84 in
250 mm / 9.84 in

Production

Accessory
Lens Hood: LH-61G (supplied)
Debut
2012-06-15
2021-11-04
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