Compare Olympus 20mm F1.4 Pro vs Olympus 17mm F1.8
Construction
Aperture Blades
9 blades, Circular aperture diaphragm
7 blades, Circular aperture diaphragm
Colors
Silver, black
Form Factor
Normal Prime Lens
Wide-Angle Prime Lens
Image Size
MFT
MFT
Lens Barrel
Distance scale, DoF scale
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Motor
Stepper motor
Micromotor
Optical Formula | Elements
11 elements
9 elements
Optical Formula | Groups
10 groups
6 groups
Optical Formula | Special Glass
1 x Super ED, 3 ED, 2 Super HR, 2 Aspherical groups
2 Aspherical, HR glass element groups
Dimensions
Filter Diameter
58 mm / 2.28 in
46 mm / 1.81 in
Size | Diameter
63 mm / 2.48 in
58 mm / 2.28 in
Size | Length
62 mm / 2.44 in
36 mm / 1.42 in
Weight
247 g / 8.73 oz
120 g / 4.24 oz
Function
Angle Of View
56.8° Diagonal | 48.5° Horizontal | 33.4° Vertical
65.0° Diagonal | 55.8° Horizontal | 38.9° Vertical
Aperture
f/1.4 ~ f/16
f/1.8 ~ f/22
Autofocus
Yes
Yes
Crop Factor
2.0
2.0
Focal Length
20 mm
17 mm
Focal Length (35mm Equivalent)
40.0 mm
34.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Performance
Max Magnification
0.11x
0.08x
Min Focus Distance
250 mm / 9.84 in
250 mm / 9.84 in
Production
Accessory
Lens Hood: LH-61G (supplied)
Debut
2021-11-04
2012-06-15
Reviews
Neofiliac score
84%
76%
Pros
- Bright maximum aperture
- Light in the hand
- Weather-sealed
- Beautifully constructed
- Compact and lightweight
- Good IQ stopped down
Cons
- No aperture ring or other features on the barrel
- Low maximum magnification
- Expensive for what it is
Remove
Remove
Related Products
Add up to 4 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.