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Samyang 135mm F2.0 ED UMC KAF Mount Review

Samyang 135mm F2.0 ED UMC

Main Features

  • 135mm Focal Range
  • F2 Max Aperture
  • Filter Thread: 77mm
  • Max Format: 35mm FF
  • Pentax KAF Mount
  • Weight: 830g / 1.83 lb
  • Dimensions(øxL): 82mm x 122mm
  • Min Focus Distance: 0.8m
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Samyang 135mm F2.0 ED UMC Overview


Samyang 135mm F2.0 ED UMC is a Fixed aperture Manual Focus (MF) Telephoto Prime lens with 35mm FF max sensor coverage, and it is designed to be used with KAF Mount cameras.

What type of photography is the Samyang 135mm F2.0 ED UMC lens good for?

The type of photography that you are planning to use the Samyang 135mm F2.0 ED UMC is an important decision factor. Here we have evaluated its suitability to various photography scenarios:

Photography Type Suitability
Bird/WildlifeAverage
SportsGood
PortraitExcellent
TravelFair
StreetAverage
WeddingVery Good
Walk AroundFair
VloggingAverage
LandscapeFair
Macro

Reasons to Buy Samyang 135mm F2.0 ED UMC Lens

Here we've included a summary of the advantages and disadvantages of the Samyang 135mm F2.0 ED UMC lens in a list form to help you determine whether it offers the features you need.

PROs
Aperture Ring
Distance Scale
DoF(Depth of Field) Scale
Hood supplied
Full-time Manual Focusing
Fast Aperture
Covers Full-Frame Sensor
9 Diaphragm Blades for Smooth Bokeh
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Buy Samyang 135mm F2.0 ED UMC from Amazon or B&H PHOTO


CONs
No Weather Sealing
No Autofocus


Lens Mount

Samyang 135mm F2.0 ED UMC is compatible with cameras that have a Pentax KAF lens mount. Some of the latest released cameras that are compatible with the Pentax KAF lenses are Pentax K-3 III Monochrome, Pentax KF and Pentax K-3 III.

Samyang 135mm F2.0 ED UMC is also available in Canon EF , Canon EF-M, Four Thirds, Fujifilm X, Micro Four Thirds, Nikon F (FX), Samsung NX, Sony Alpha and Sony E mounts.

Size, Weight and Filter Thread

Size and weight is a very important decision factor when searching for your next lens. Samyang 135mm F2.0 ED UMC has a maximum diameter of 82mm and total length of 122mm. It weighs 830g / 29.3 oz.

Samyang 135mm F2.0 ED UMC has a filter thread of 77mm. Below are links to the filters that we recommend you to consider for your Samyang 135mm F2.0 ED UMC:

  • 77mm Variable ND Lens Filters
  • 77mm Circular Polarizer Lens Filters
  • 77mm Clear Protection Lens Filters




Focal Range

Samyang 135mm F2.0 ED UMC has a fixed focal length of 135mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 202.5mm.


Below are the 3 Telephoto Prime type Pentax KAF mount lens alternatives with highest max magnification ratios:

  • Voigtlander 90mm F3.5 SL II: 0.29x - (Compare)
  • Pentax DA 200mm F2.8 ED: 0.2x - (Compare)
  • HD Pentax-FA 77mm F1.8 Ltd: 0.14x - (Compare)

Aperture

Samyang 135mm F2.0 ED UMC has a max aperture of F2 and a minimum aperture of F22.

Optical Formula

Samyang 135mm F2.0 ED UMC's optical formula consists of 11 elements in 7 groups . Following special elements are used in this design:

  • 1 ED element
  • Ultra Multi Coating

Lens Hood

Samyang 135mm F2.0 ED UMC comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.

Popular Comparisons of Samyang 135mm F2.0 ED UMC

Here are the eight most popular comparisons of the Samyang 135mm F2.0 ED UMC amongst Camera Decision readers.

Top Alternatives of Samyang 135mm F2.0 ED UMC Lens
Model Coverage Weight Focusing Street Price
Hartblei Superrotator Macro 120mm F4 TS Lens Hartblei Superrotator Macro 120mm F4 TS
Compare
35mm FF 965 g / 2.12 lb MF Amazon B&H Photo
Carl Zeiss Planar T1.4 85 Lens Carl Zeiss Planar T1.4 85
Compare
35mm FF 700 g / 1.54 lb MF Amazon B&H Photo
Pentax smc DA 200mm F2.8 ED IF SDM Lens Pentax smc DA 200mm F2.8 ED IF SDM
Compare
APS-C / DX 825 g / 1.82 lb AF Amazon B&H Photo
Samyang 85mm F1.4 Aspherical IF Lens Samyang 85mm F1.4 Aspherical IF
Compare
35mm FF 539 g / 1.19 lb MF Amazon B&H Photo
HD Pentax-FA 77mm F1.8 Limited Lens HD Pentax-FA 77mm F1.8 Limited
Compare
35mm FF 270 g / 0.59 lb AF Amazon B&H Photo
Pentax smc FA 77mm 1.8 Limited Lens Pentax smc FA 77mm 1.8 Limited
Compare
35mm FF 270 g / 0.59 lb AF Amazon B&H Photo
Rokinon 85mm F1.4 Lens Rokinon 85mm F1.4
Compare
35mm FF 539 g / 1.19 lb MF Amazon B&H Photo
Voigtlander 90mm F3.5 APO-Lanthar SL II Lens Voigtlander 90mm F3.5 APO-Lanthar SL II
Compare
35mm FF 320 g / 0.70 lb MF Amazon B&H Photo


**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate, I earn from qualifying purchases.

Samyang 135mm F2.0 ED UMC Alternatives in Pentax KAF Mount
Model Coverage Weight Focusing Street Price
Pentax smc D-FA 100mm F2.8 Macro WR Lens Pentax smc D-FA 100mm F2.8 Macro WR
Compare
35mm FF 340 g / 0.75 lb AF Amazon B&H Photo
Pentax smc D-FA 100mm F2.8 macro Lens Pentax smc D-FA 100mm F2.8 macro
Compare
35mm FF 345 g / 0.76 lb AF Amazon B&H Photo
Samsung D-Xenon 100mm F2.8 macro Lens Samsung D-Xenon 100mm F2.8 macro
Compare
35mm FF 345 g / 0.76 lb AF Amazon B&H Photo
Samyang 100mm F2.8 Macro Lens Samyang 100mm F2.8 Macro
Compare
35mm FF 720 g / 1.58 lb MF Amazon B&H Photo
Sigma 105mm F2.8 EX DG Macro Lens Sigma 105mm F2.8 EX DG Macro
Compare
35mm FF 460 g / 1.01 lb AF Amazon B&H Photo
Carl Zeiss Makro-Planar T 2100 Lens Carl Zeiss Makro-Planar T 2100
Compare
35mm FF 680 g / 1.50 lb MF Amazon B&H Photo
Hartblei Superrotator Macro 120mm F4 TS Lens Hartblei Superrotator Macro 120mm F4 TS
Compare
35mm FF 965 g / 2.12 lb MF Amazon B&H Photo
Venus Laowa 105mm F2 Smooth Trans Focus Lens Venus Laowa 105mm F2 Smooth Trans Focus
Compare
35mm FF 745 g / 1.64 lb MF Amazon B&H Photo
Venus Laowa 100mm F2.8 2X Ultra Macro APO Lens Venus Laowa 100mm F2.8 2X Ultra Macro APO
Compare
35mm FF 638 g / 1.40 lb MF Amazon B&H Photo

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Samyang 135mm F2.0 ED UMC Detailed Specifications


General
Brand Samyang
Lens Type Prime
Lens Type Telephoto Prime
Lens Mount Pentax KAF
Max Format 35mm FF
Focal Range 135mm
Image Stabilization
Colour Unknown
Zoom Method No Zoom
Power Zoom No Zoom
Zoom Lock No Zoom
Zoom Ratio 1.0X
APERTURE
Max Aperture F2
Min Aperture F22
Aperture Ring Yes
Diaphragm Blades 9
Optics
Optical Elements 11
Optical Groups 7
Special Elements 1 ED element, Ultra Multi Coating

FOCUSING
Min Focus Distance 0.8m
Max Magnification unknown
Autofocus No
AF Motor Type No AF
Full Time Manual Yes
Focus Method Internal
Distance Scale Yes
DoF Scale Yes
PHYSICAL SPECS
Weight 830g
Diameter 82mm
Length 122mm
Weather Sealing No
Filter Thread 77mm
Filter Notes -
Hood Supplied Yes
Tripod Collar No
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Frequently Asked Questions about Samyang 135mm F2.0 ED UMC
is the Samyang 135mm F2.0 ED UMC a Weather-sealed lens?
What is the Minimum Focusing Distance of Samyang 135mm F2.0 ED UMC
is the Samyang 135mm F2.0 ED UMC an Autofocus (AF) lens?
What is the Filter Thread Size of Samyang 135mm F2.0 ED UMC
Does Samyang 135mm F2.0 ED UMC have Image Stabilization?
Does Samyang 135mm F2.0 ED UMC have Aperture Ring?


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