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Thypoch Simera 21mm f/1.4 Focus Tab Version Aspherical

Its 21mm f/1.4 optical formula with 2 aspherical and 3 ED elements packs into a 427g manual-focus body, delivering edge-to-edge sharpness and smooth bokeh via a 14-blade diaphragm. A 230mm minimum focus distance and 1:2 magnification enable dramatic close-ups, while the focus tab ensures quick adjustments for street photography. This lens suits rangefinder photographers who need a bright ultra-wide for low-light landscapes and intimate environmental portraits.

★★★★★ 4.6 (4)
Focal length 21mm
Aperture f/1.4
Mount Leica M
stabilization true
weather sealed false
weight g 427
af type manual focus only
lens type wide-angle
Thypoch Simera 21mm f/1.4 Focus Tab Version Aspherical lens
61 Overall Score
Price CA$0
No listings available

About This Lens

About THYPOCH SIMERA 21MM F/1.4 Simera 21mm f/1.4 brings the wide-angle perspective into the Simera series, combining an expansive field of view with careful optical refinement. Its optical formula includes 2 aspherical, 3 high-refractive index, and 3 extra-low dispersion elements that work together to suppress chromatic aberration and distortion across the frame, ensuring sharp, true-to-life rendering from edge to edge. With an ultra-short minimum focusing distance of 0.23m, photographers can approach subjects closely while preserving a strong sense of environment, ideal for storytelling and dynamic composition. The fast f/1.4 aperture ensures excellent low-light performance and smooth tonal transitions, while the 14-blade iris produces soft, rounded bokeh with minimal onion ring artifacts. True to the Simera series, this lens features the subtle tactile resistance at 0.7m that marks the effective rangefinder coupling limit, supporting intuitive focus confirmation in dynamic scenes. The Clicked and de-clicked aperture ring accommodates smooth transitions between stills and video, while the classic automatic depth-of-field indicator aids quick visualization of focus zones.

Thypoch Simera 21mm f/1.4 featuresIdeal for landscape photography and portrait close-ups.14-blade aperture for smooth bokeh and defined starburst highlights.Multiple special elements: 2 aspherical lenses, 3 ED lenses, 3HRI lenses.Clean, rounded bokeh with no onion ring artifacts.Low chromatic aberration even at maximum aperture (f/1.4).Excellent distortion control for accurate wide-angle rendering.Lightweight build — just 427g, ideal for compact setups.Selectable aperture ring with both clicked and de-clicked modes for hybrid use.High-performance optics — 13 elements in 11 groups, including aspherical, high-refractive index, and extra-low dispersion glass.

Warranty InformationThis product has a limited warranty of 12 months for parts and 12 months for labor.https://www.thypoch.store/shipping-returns - - Join VIP PROEarn 2X Points + Exclusive Perks!Sell or Trade your GearGet started in 3 easy stepsKey FeaturesCapture stunning, wide-angle shots with this 21mm Leica M mount rangefinder lens.Experience exceptional image quality and sharpness with the aspherical lens design.Enjoy the bright f/1.4 aperture, perfect for low-light photography and bokeh effects.Achieve smooth, precise focusing with the focus tab, ideal for street photography.Built for durability, this Leica M lens offers robust build quality for lasting use.Explore creative compositions with this ultra-wide angle lens, great for landscapes.What's in the box:THYPOCH Simera 21mm f/1.4 Focus Tab Version Aspherical LensLens HoodFront CapRear CapUser ManualTHYPOCH 1 Year Limited Warranty

  • Capture stunning, wide-angle shots with this 21mm Leica M mount rangefinder lens.
  • Experience exceptional image quality and sharpness with the aspherical lens design.
  • Enjoy the bright f/1.4 aperture, perfect for low-light photography and bokeh effects.
  • Achieve smooth, precise focusing with the focus tab, ideal for street photography.
  • Built for durability, this Leica M lens offers robust build quality for lasting use.
  • Explore creative compositions with this ultra-wide angle lens, great for landscapes.

Overview

Performance

Performance Percentiles

AF 13.9
Bokeh 98.7
Build 56.6
Macro 77.5
Optical 76
Aperture 94.8
Versatility 34
Social Proof 21.3
Stabilization 79.7

Pros & Cons

Pros

  • Strong bokeh (99th percentile) 99th
  • Strong aperture (95th percentile) 95th
  • Strong stabilization (80th percentile) 80th
  • Strong macro (78th percentile) 78th

Cons

  • Below average af (14th percentile) 14th
  • Below average social proof (21th percentile) 21th
  • Below average versatility (34th percentile) 34th

Specifications

Full Specifications

Optics

Type wide-angle
Focal Length Min 21
Focal Length Max 21
Elements 13
Groups 11
Aspherical Elements 2
ED Elements 3

Aperture

Max Aperture f/1.4
Min Aperture 1.4
Constant Yes
Diaphragm Blades 14

Build

Mount Leica M
Format full-frame
Weight 0.4 kg / 0.9 lbs
Filter Thread 62

AF & Stabilization

AF Type manual focus only
Stabilization Yes

Focus

Min Focus Distance 230
Max Magnification 1:2

vs Competition

Spec Thypoch Simera 21mm f/1.4 Focus Tab Version Aspherical Sigma Sports 70-200mm f/2.8 DG DN OS Tamron Di III 28-75mm F/2.8 Di III VXD G2 Meike Neo Series MK-5514STM-Z Nikon NIKKOR Z 14-24mm f/2.8 S Panasonic LUMIX S S-R28200
Focal Length 21mm 70-200mm 28-75mm 55mm 14-24mm 28-200mm
Max Aperture f/1.4 2.8 f/2.8 f/1.4 f/2.8 f/4
Mount Leica M Sony E Nikon Z Nikon Z Nikon Z L-Mount
Stabilization true true false true true true
Weather Sealed false true true false true true
Weight (g) 427 176 550 280 649 413
AF Type manual focus only HLA VXD linear motor STM stepping motor Autofocus
Lens Type wide-angle telephoto zoom prime wide-angle macro
Compare Compare Compare Compare Compare
Product AfBokehBuildMacroOpticalApertureVersatilitySocial ProofStabilization
Thypoch Simera 21mm f/1.4 Focus Tab Version Aspherical 13.998.756.677.57694.83421.379.7
Sigma Sports 70-200mm f/2.8 DG DN OS Compare 53.387.293.246.299.779.179.689.999.9
Tamron Di III 28-75mm F/2.8 Di III VXD G2 Compare 9881.263.183.987.979.178.689.934.5
Meike Neo Series MK-5514STM-Z Compare 85.594.972.894.649.794.83489.979.7
Nikon NIKKOR Z 14-24mm f/2.8 S Compare 85.581.255.597.682.579.169.289.979.7
Panasonic LUMIX S S-R28200 Compare 53.371.973.787.891.265.695.989.999.5

Usage Scores

Macro (71.9)Overall (61.3)Budget (48.5)Street (59.5)Travel (35.8)Portrait (79.3)Landscape (44)Professional (61.7)Video Cinema (66.4)Wildlife Sports (45.4)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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