An introduction to the Sigma 10-18mm F2.8 DC DN APS-C wide-angle zoom lens as follows:

 Lens structure: 13 elements in 10 groups (3 FLD, 1 SLD, 4 aspherical lenses)

 internal focus system

 Adapt to high-speed autofocus

 stepper motor

 Support lens aberration correction

 Supports DMF and AF+MF

 Supports autofocus assist (Sony E-mount only)

 Super multi-layer coating

 Supports switching between linear and non-linear focus ring settings on L-mount bodies

 Install dust-proof and splash-proof structures

 New petal type hood LH706-02

 Compatible with SIGMA USB DOCK UD-11 (sold separately/L mount only)

 Minimize flare and ghosting

 Every lens is inspected with SIGMA’s proprietary MTF measurement system

 7 circular aperture blades

 Durable high-precision brass bayonet

 Provide bayonet conversion services

 Craftsmanship "Made in Aizu, Japan"

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The post Sigma 10-18mm F2.8 DC DN APS-C lens price announced, Costs 4388 RMB appeared first on TechGoing.

As shown in the picture above, this lens adopts a design of 20 elements in 15 groups (3 aspherical, 6 FLD, 2SLD), 205 mm long, maximum diameter 90.6mm, E-mount weight is 1335 grams, L-mount version is 1345 grams, filter size 77mm.

Sigma officially stated that the 70-200mm F2.8 DG DN OS | Sports is a large aperture zoom lens suitable for full-frame mirrorless cameras. In addition to the imaging performance brought by the latest optical design, this lens provides a high level of performance and functionality to meet the professional needs of both stills and video shooting. The lens uses HLA “high-speed linear motor” to provide high-speed and precise autofocus, is equipped with a new optical image stabilization algorithm “OS2”, and has the consistent all-weather protection performance of the SIGMA Sports series.

Currently, Sigma has not announced the national price of this lens.

The post Sigma 70-200mm F2.8 lens parameter exposure, light as much as 1335g appeared first on TechGoing.

According to reports, this lens weighs only 260g, has a minimum focusing distance of 11.6mm at the 10mm end, and can reach a magnification ratio of 1:4. Currently, Sigma has not announced the price and launch time of this lens.

An introduction to the Sigma 10-18mm F2.8 DC DN lens as follows:

• Lens structure: 13 elements in 10 groups (3 FLD, 1 SLD, 4 aspherical lenses)
• internal focus system
• Adapt to high-speed autofocus
• stepper motor
• Support lens aberration correction
• Supports DMF and AF+MF
• Supports autofocus assist (Sony E-mount only)
• Super multi-layer coating
• Supports switching between linear and non-linear focus ring settings on L-mount bodies
• Install dust-proof and splash-proof structures
• New petal-type hood LH706-02
• Compatible with SIGMA USB DOCK UD-11 (sold separately/L mount only)
• Minimize flare and ghosting
• Every lens is inspected with SIGMA’s proprietary MTF measurement system
• 7 circular aperture blades
• Durable high-precision brass bayonet
• Provide bayonet conversion services
• Craftsmanship “Made in Aizu, Japan”

The post Sigma 10-18mm F2.8 DC DN APS-C wide-angle zoom lens released appeared first on TechGoing.

The Sigma 70-200mm F2.8 DG DN OS profile is below:

The 70-200mm F2.8 DG DN OS | Sports is a large aperture zoom lens for full-frame mirrorless cameras. In addition to the imaging expressiveness of the latest optical design, the lens offers a high level of performance and functionality that meets the professional demands of both still and video shooting. The lens employs the HLA “High-Speed Linear Motor” to provide high-speed and precise autofocus, incorporates the new optical stabilization algorithm “OS2,” and offers the all-weather protection that has always been a hallmark of the SIGMA Sports series.

The post Sigma 70-200mm F2.8 DG DN OS Lens Released in December appeared first on TechGoing.

According to the introduction, this APS-C format ultra-wide-angle zoom lens will be released on October 5, compatible with Sony E-mount, handmade using the “Made in Aizu, Japan” process.

Summary specifications are as follows:

• Optical structure: 19 groups of 13 elements (3 FLD, 1 SLD, 4 aspherical)
• Viewing angle: 109.7°-76.5° (APS-C)
• Aperture blades: 7 blades (circular)
• Minimum aperture: F22
• Closest focusing distance: 11.6 cm (wide-angle) -19.1 cm (telephoto)
• Maximum magnification: 1:4 (wide-angle) – 1:6.9 (telephoto)
• Filter diameter: φ67mm
• Dimensions: φ72.2 mm × 62.0 mm.
• Weight: 260 grams

Other features:

• Dust- and splash-proof design
• Supports DMF full-time manual focusing
• Internal focus design
• Stepping motor
• Compatible with AF Assist (Sony E-mount only)
• Supports linear/non-linear focus switching (L-mount in-body setting only)
• DMF and AF+MF support
• Super Multi-Layer Coverage
• Push-On Petal Hood LH706-02
• Compatible with SIGMA USB DOCK UD-11 (sold separately)
• Designed to minimize flare and ghosting
• Each lens utilizes SIGMA’s MTF metering system
• Durable, precision-made brass mount.

The post Sigma APS-C Lens 10-18mm f / 2.8 DC DN Exposure, AF Assist Compatible appeared first on TechGoing.

The lens is described as the 10-18mm f / 2.8 DC DN Contemporary, and its competitor will be the Tenglong 11-20mm f / 2.8.

Sigma’s website that Sigma’s currently released APS-C lenses include the 16mm f / 1.4, 23mm f / 1.4, 30mm f / 1.4, 56mm f / 1.4, and 18-50mm f / 2.8 lenses, available in E-mount, L-mount, X-mount, and Z-mount versions.

The post Sigma will soon release a 10-18mm f/2.8 APS-C wide-angle lens appeared first on TechGoing.

Sources say that Sigma’s upcoming 70-200mm f / 2.8 lens will be available in Sony E and Leica L mounts for the first time.

The picture shows Sigma’s current 70-200mm F2.8 DG OS HSM

Sony released the FE 70-200mm F4 Macro G OSS II lens in July this year, priced at RMB 10,999. This 70-200mm F 2.8 lens from Sigma is expected to be a bit cheaper.

The post Sigma launch Event scheduled on October 5, Expected to Release New 70-200mm f / 2.8 Lens appeared first on TechGoing.

Sigma said that the 23mm F1.4 DC DN | Contemporary lens has an easy-to-use 35mm angle of view, is compact and lightweight, and has high image quality and high brightness with a large F1.4 aperture. The large aperture of F1.4 delivers outstanding resolution and soft bokeh, making it excellent for shooting landscapes, portraits, and still lifes.

According to previous reports, Sigma released the 23mm F1.4 DC DN lens in March this year, launching in E-mount and L-mount. The lens includes 3 SLD and 2 aspherical lenses, which control flare and ghosting to achieve clear shooting even in backlit environments. Detailed specifications are as follows:

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The post Sigma Fuji X mount 23mm F1.4 DC DN lens is now available for 2,999 RMB appeared first on TechGoing.

The picture shows Sigma’s current 70-200mm F2.8 DG OS HSM

Sony released the FE 70-200mm F4 Macro G OSS II lens in July this year, priced at RMB 10,999. Sigma’s 70-200mm F 2.8 lens is expected to be less expensive.

The post Sigma will release a new 70-200mm F 2.8 lens on October 6 appeared first on TechGoing.

▲ Source Sigma

▲ Image source Sigma

▲ Image source Sigma

The Sigma 100-400mm f5.0-6.3 DG DN OS Contemporary lens is said to have optical stabilization that is 1 stop higher than the E-mount and L-mount versions, reaching 5 stops and the lens parameters and MTF chart as follows:

• Optical structure: 16 groups, 22 elements (1 FLD, 4 SLD)
• Maximum aperture: F5~6.3
• Minimum aperture: F22~29
• Aperture blades: 9 blades (round)
• Closest focusing distance: 112 cm (wide-angle), 160 cm (longest focus)
• Maximum magnification: 1:4.1 (400mm end)
• Filter diameter: φ67mm
• Size: φ86×199.5mm
• Weight: 1135 grams

▲ Source Sigma

The X-mount version of the 100-400mm f5.0-6.3 DG DN OS Contemporary lens is “intriguingly” named by Sigma, with the lens now being suffixed as “full-frame-ready”, says fujirumors. The lens is now suffixed as “Full Frame Version”, (DG lenses are for full frame, while DC lenses are for APS-C).

▲ Source Sigma

The post Sigma launches Fujifilm X-mount version of 100-400mm f5.0-6.3 lens appeared first on TechGoing.