Compare Olympus 20mm F1.4 Pro vs Olympus 75mm F1.8
Construction
Aperture Blades
9 blades, Circular aperture diaphragm
9 blades, Circular aperture diaphragm
Colors
Silver, Black
Form Factor
Normal Prime Lens
Medium Telephoto Prime Lens
Image Size
MFT
MFT
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Motor
Stepper motor
Micromotor
Optical Formula | Elements
11 elements
10 elements
Optical Formula | Groups
10 groups
9 groups
Optical Formula | Special Glass
1 x Super ED, 3 ED, 2 Super HR, 2 Aspherical groups
Dimensions
Filter Diameter
58 mm / 2.28 in
58 mm / 2.28 in
Size | Diameter
63 mm / 2.48 in
64 mm / 2.52 in
Size | Length
62 mm / 2.44 in
69 mm / 2.72 in
Weight
247 g / 8.73 oz
305 g / 10.78 oz
Function
Angle Of View
56.8° Diagonal | 48.5° Horizontal | 33.4° Vertical
16.4° Diagonal | 13.7° Horizontal | 9.1° 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
75 mm
Focal Length (35mm Equivalent)
40.0 mm
150.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
Yes
No
Performance
Max Magnification
0.11x
0.1x
Min Focus Distance
250 mm / 9.84 in
840 mm / 33.07 in
Production
Accessory
Lens Hood: LH-61G (supplied)
Lens Hood: LH-61F (Optional) (sold separately)
Debut
2021-11-04
2012-02-08
Reviews
Neofiliac score
84%
48%
Pros
- Bright maximum aperture
- Light in the hand
- Weather-sealed
- Beautifully constructed
- Beautifully constructed
- Smooth rendering
Cons
- No aperture ring or other features on the barrel
- Lens hood not included
- Lacks weather sealing
- Priced like full-frame
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