Updated Yongnuo 85mm f/1.8S DF DSM Coming Soon

Yongnuo is expected to announce an updated Yongnuo 85mm f/1.8S DF DSM, which is already an excellent lens according to DXO:

DXO: Yongnuo FE 85mm f/1.8 DF DSM Review

The specs are expected to be:

  • New lens design (straight barrel, no more red circle, more minimalist design)
  • All-metal material construction (aluminum alloy)
  • The mount is equipped with a rubber ring with enhanced water resistance
  • Same optical formula
  • Optimized coating
  • Improved backlight performance
  • Weight is reduced (385g)
  • Dimensions: 67 x 87mm
  • Price: 1999 yuan ($295)
  • Differences between both versions:

Yongnuo FE 85mm f/1.8 DF DSM: B&H Photo / Amazon
Yongnuo YN 50mm F1.8S DF DSM:
 B&H Photo / Amazon
Yongnuo YN35mm f/2 DF DSM: B&H Photo / Amazon
Yongnuo YN 50mm f/1.8S DA DSM: B&H Photo / Amazon

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via Photorumors

Posted in 3rd Party Lens| Tagged , | 5 Comments

Tamron 50-400mm f/4.5-6.3 Di III VC VXD Catalog and Release Date


The Tamron 50-400mm f/4.5-6.3 Di III VC VXD is expected to be released overseas on September 22, 2022.

  • Focal Length: 50-400mm
  • Open F value: F4.5-6.3
  • Minimum F-number: unknown
  • Aperture blades: unknown
  • Lens configuration: unknown
  • Shortest shooting distance: 0.25m (at 50mm)
  • Maximum magnification: 1:2 (at 50m)
  • Filter diameter: φ67mm
  • Size: Unknown diameter/Total length 183.4mm~258mm
  • Weight: 1250g (separately sold tripod socket available)
  • Dust and splash proof:
  • AF: VXD
  • Image stabilization: installed (details unknown)
  • Others:
    ・Fluorine coating
    ・Dust and splash proof design
    ・Zoom ring 75°
    ・TAMRON Lens Utility
    ・Optional tripod mount Model A035TM

Zoom F stop values

  • 50mm: F4.5
  • 70mm: F5
  • 167mm: F6.3
  • 264mm: F6.3
  • 400mm: F6.3

via 5ch, Google Drive, asobinet

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New Sony 12mm f/1.8, 14mm f/1.8, and 15mm f/1.5 Patents Found


Overview

  • [Release date] 2022-08-10
  • [Title of Invention] Imaging Lens and Imaging Device
  • [Application date] 2021-01-29
  • [Applicant]
    [Identification number] 000002185
    [Name] Sony Group Corporation
  • Kind Code: A1 An imaging lens and an imaging apparatus are provided that have high optical performance while being compact and have a large aperture, and in which fluctuations in the angle of view during focusing are suppressed.
  • 2. Description of the Related Art
    In recent years, image pickup devices such as digital cameras have become larger in size and higher in image quality. high performance is also required. On the other hand, as the use of mirrorless cameras and the like advances toward short flange focal distances, miniaturization of optical systems is also required. In addition, in the case of digital camera systems with interchangeable lenses, the number of cases where not only still images but also movies are shot is increasing. etc. are also required.
  • [0004]
    As described above, imaging lenses are required to have high performance and to be compact. Also, when shooting moving images, it is required to suppress fluctuations in the angle of view during focusing.
  • [0005]
    It is desirable to provide an imaging lens that is compact and has a large aperture, yet has high optical performance and that suppresses variation in the angle of view during focusing, and an imaging apparatus equipped with such an imaging lens.


Example 1

  • Focal distance: 15.53
  • F-value: 1.44
  • Half angle of view: 79.48
  • Like height: 12.91
  • Overall length: 84.32


Example 2

  • Focal distance: 12.36
  • F-value: 1.85
  • Half angle of view: 92.68
  • Image height: 12.95
  • Overall length: 70.32


Example 3

  • Focal distance: 14.32
  • F-value: 1.85
  • Half angle of view: 84.29
  • Like height: 12.96
  • Overall length: 71.32


Example 4

  • Focal distance: 19.53
  • F-value: 1.85
  • Half angle of view: 85.40
  • Image height: 18.02
  • Overall length: 99.15


Example 5

  • Focal distance: 11.33
  • F-value: 1.85
  • Half angle of view: 97.80
  • Like height: 12.99
  • Overall length: 73.32

via asobinet

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Voigtlander 50mm f/1.5 Soft Focus Lens Patent Found


COSINA filed a patent describing 50mm F1.5 with a variable soft – focus effect [Title of invention] Imaging lens Focal length (mm): 50.5 F number: 1.562 Angle of view (degree): 46.311 Image height (mm): 21.633 Lens length (mm): 76.576 Back focus (mm): 31.879 Fig. 1 Fig . 2. Fig. 5.

via j-platpat, hi-lows-note.blog

Posted in 3rd Party Lens| Tagged , | 3 Comments

Techart Launches the 2nd Generation of Leica M to Sony E Autofocus Adapter for Manual Lenses (LM-EA9)


Techart 2nd Generation
B&H Photo / Amazon

Techart Launches the 2nd Generation of Leica M to Sony E Autofocus Adapter for Manual Lenses (LM-EA9)
After 7 years of research & development, Techart has come together with a new Leica M to Sony E autofocus adapter (LM-EA9). It features a more powerful motor, sleeker design and better autofocus performance. The world’s first bulge-less design creates no obstructions with tripods and other accessories. The LM-EA9 is compatible with all Sony’s latest camera models like ZVE10, A7s(III), A1 and A7(IV). Four radically positioned, small and light servo motors offers a much stronger support and faster autofocus operation. LM-EA9 is offering a completely new experience with all legendary manual lenses.

What is Techart LM-EA9?
Techart LM-EA9 is the 2nd generation of the Leica M – Sony E Autofocus Adapter launched 6 years ago. It is a motor-driven adapter which turns Manual Focus lenses into Autofocus. The adapter replaces the focusing mechanism of the lens and through communicating with the Sony cameras, the extendable bayonet will move back and forth to achieve focus. Although it has a Leica M mount taking bayonet, lenses with other mounts can also be converted into Autofocus. Simply stack additional adapter to conver the mount into Leica M, and pair them up with the Techart adapter to achieve the autofocus experience.

New Motors Design and Position

Instead of a big bulk motor being placed at the bottom of the adapter like other similar products, Techart Leica M – Sony E Autofocus Adapter Gen II (LM-EA9) has advanced the mechanical design to be 4 light and small servo motors radially positioned around the adapter. The 4-axis design provides a much stronger support without wobbling and better motion efficiency. The new Uni-case machining technology also helped significantly reduced the number of parts used and allowed for further compression of the adapter’s size.


Sleek Design
The world’s first bulge-less design (among all motor-driven adapters) creates no obstructions to tripod accessories or bigger lenses.


Not just M-mount, but manual lenses with ANY mount.
Thanks to the short flange distance of the Leica M-mount, Users can stack additional adapters to enjoy literally ANY lens with autofocus with LM-EA9. The manual lenses could be but not limited to the following mounts: Canon FD, Leica R, L39, Nikon F, Canon EF, Pentax K, C/Y, Minolta MD, M42, Olympus OM, Exakta, Konica AR, Contarex CR, QBM, ARRI, ALPA, DKL.

Support Latest Sony Camera Models
The LM-EA9 is now compatible with all and the latest Sony E-mount cameras, including but not limited to α6000, α6100, α6300, α6500, α6400, α6600, α7c, α1, α7, α9, α9 II, α7 II, α7 III, α7 IV, α7R, α7R II, α7R III, α7R IV, α7S, α7S II, α7S III.

Effortless Firmware Update
The Firmware update process has never been easier and more reliable. Users simply need to connect the adapter via its USB dock on the adapter’s back cap, run the updated software in their computers, click the software and the button “update”. Both Mac and Window OS are supported.

Comparison between LM-EA7 and LM-EA9

FeaturesLM-EA7 (Gen 1)LM-EA9 (Gen 2)
Motors Plan1 big motor underneath the mount4 light servo motors radically positioned
AppearanceWith the bulgeBulge-less
Supporting lens weight300g500g
Focusing Speed & PerformanceNormalFaster
Camera models supportLast Generation of Sony camerasA1, A7SIII, A7IV
NoiseLoudQuieter
Firmware UpdateVia BluetoothVia included USB Update Tool
Lens CompatibilityAll M mount lenses

(or other mount lenses via adapters stacking)

All M mount lenses

(or other mount lenses via adapters stacking)

Weight135g135g

Pricing and Availability
The new Techart Leica M – Sony E Autofocus Adapter (LM-EA9) retails for USD $399/pc and now available to order via official website (https://www.techartpro.com) and authorized resellers. Shipment will start in late August.

Product Video

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Wide Angle Tamron 35-150mm F/2-2.8 Di III VXD Companion Coming Next Week‽


Tamron has been on a roll lately, and we know there are several more lenses coming this year, thanks to Tamron’s financial results. Well since then a “rumor” about a companion lens to the Tamron 35-150mm F/2-2.8 Di III VXD has surfaced, and digicame-info and asobinet both covered it so maybe there is something to the “rumor.” We are pretty sure this rumor isn’t true, but a Tamon 12-24mm f/2-2.8 or 17-35mm f/2-2.8 zoom could be very interesting. Regardless we will not have to wait long to find out.

Tamron is planning to announce a new large aperture wide angle zoom lens next week. This lens would be a great companion to the current 35-150mm F/2-2.8 Di III VXD.

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Tamron 17-28mm f/2.8 Di III RXD FE:
B&H Photo /  Amazon / Adorama
Tamron 28-75mm f/2.8 Di III VXD G2 FE:
B&H Photo / Amazon / Adorama
Tamron 28-75mm f/2.8 Di III RXD FE:
Amazon
Tamron 35-150mm f/2-2.8 Di III VXD:
B&H Photo / Amazon / Adorama
Tamron 70-180mm f/2.8 Di III RXD FE:
B&H Photo / Amazon / Adorama
Tamron 28-200mm f/2.8-5.6 Di III RXD FE:
B&H Photo / Amazon / Adorama

Tamron 20mm F/2.8 Di III OSD M1:2(Model F050):
B&H Photo / Amazon / Adorama
Tamron 24mm F/2.8 Di III OSD M1:2(Model F051):
B&H Photo / Amazon / Adorama
Tamron 35mm F/2.8 Di III OSD M1:2(Model F053):
B&H Photo / Amazon / Adorama

Posted in 3rd Party Lens| 1 Comment