M42
    Wide angle
    Full frame

    Mir-47 20mm f/2.5

    4.5
    (55 reviews)
    Optical: 5.0
    Mechanical: 4.8
    Value: 5.0
    Focal Length
    20mm
    Aperture
    f/2.5-16
    Mount
    M42
    Weight
    410g
    Mir-47 20mm f/2.5 is a manual focus wide angle lens for full frame cameras.

    Optical design

    Bright lens thanks to the high aperture value Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle.

    Physical characteristics

    61 mm long, this small lens should be always in the camera bag. Weights 410 grams so plan ahead, carry only if really necessary. With a lens filter diameter of 28 mm you are one step from the next standard filter size, buy step-up ring and bigger filter but you can chose from plenty options.

    Mir-47 20mm f/2.5 purchase historyTrending down 5.4%/mo

    eBay Price HistoryeBay Auction (high-low)Linear trend

    Prices have been easing around 5.4% per month — sellers are flexible, aim for deals below $159.50.

    Fair value (90-day)
    $159.50
    Don't exceed (P75)
    $315.00
    All-time low
    $5.00
    Latest sale
    $177.00

    Best deals

    382 of 757 tracked sales (50%) closed at or under the $159.50 fair value.

    • Jul 17, 2025$5.00$-154.50 / typical
    • Jul 3, 2025$23.00$-136.50 / typical
    • Jul 4, 2025$25.00$-134.50 / typical
    • Jul 31, 2025$28.00$-131.50 / typical
    • Dec 12, 2024$30.00$-129.50 / typical

    eBay Auctions

    No active auctions found.

    Technical Specifications

    Optical
    Focal Length20mm
    Aperturef/2.5-16
    Min Focus Distance0.22m
    FocusingManual Focus
    Physical
    Weight410g
    Length61mm
    Filter Thread28mm
    MountM42
    FormatFull frame

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    Reviews

    Sharp, works nice4.0/5

    Sharp, works nice I USED IT during weedinis in my lumix g7 videos, i really love the f1.7. Now I dont have to use high ISO. The only issues is sometime it lost the AF and takes a lot time to get it back. My 14-42 is fast but this 20mm (in low light) takes lot of time. Sometimes i change it to manual focus.

    A Nice Compact 20mm Prime Lens5.0/5

    A Nice Compact 20mm Prime Lens It's sharp, as most simple primes in this focal range seem to be. A good, all purpose walking around lens for small M43 cameras. Some say the autofocus is a little slow to focus but it's as fast as it needs to be for most uses.

    Favorite lens for years 4.0/5

    Favorite lens for years Best pancake, one of the sharpest lenses I’ve ever had. It’s not the fastest to focus because of the motor, but it’s worth it if. Then I got the Ef 40mm 2.8, which is also awesome, sharp and slow as well. Just waiting for FE and R mount pancakes. I love pancakes.

    Frequently Asked Questions

    What is the Mir-47 20mm f/2.5?

    Mir-47 20mm f/2.5 is a camera lens with 20mm focal length, a maximum aperture of f/2.5/16, for the M42 mount, supporting the Full frame format, weighing 410g.

    What mount is the Mir-47 20mm f/2.5 compatible with?

    Mir-47 20mm f/2.5 uses a M42 mount and supports the Full frame format.

    How much does the Mir-47 20mm f/2.5 cost?

    Based on recent eBay sold listings the Mir-47 20mm f/2.5 typically sells for around $5.00. Actual prices vary with condition and seller.

    Is the Mir-47 20mm f/2.5 a good lens?

    Mir-47 20mm f/2.5 has a community rating of 4.5/5 from 55 review(s).

    Which lenses are similar to the Mir-47 20mm f/2.5?

    Similar lenses include Aragon 23mm f/3.5 Auto, Auto-Sankor 21mm f/3.8 MC, Carl Zeiss Distagon HFT 25mm f/2.8 QBM.

    Current Pricing

    Latest Price
    Price on request
    Find on eBay

    Review Summary

    Overall Rating
    4.6
    Optical5.0/5
    Mechanical4.8/5
    Value5.0/5
    Based on 23 reviewers

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