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Sigma's SD1 digital SLR. Photo provided by Sigma Corp. Sigma SD1: New firmware improves IQ, stability
(Tuesday, October 11, 2011 - 15:29 EDT)

Japan's Sigma Corp. has issued updated firmware for its flagship SD1 camera, the highest-resolution SLR announced to date using a Foveon X3 image sensor.

Sigma SD1 version 1.03 makes a number of changes to improve image quality of the SD1. Among the changes, the company notes improved white balance accuracy, along with better evaluative exposure metering, and more accurate flash exposures. There are also improvements in sharpening of raw files, as well as in image quality at sensitivities of ISO 3,200 and 6,400 equivalents.

The new Sigma SD1 v1.03 firmware is also said to have squashed a number of bugs, thereby improving stability, although no specific details are given.

The Sigma SD1 firmware update is available on the company's website.

Original Source Press Release:

SIGMA SD1 Firmware Ver.1.03 is now available download

October 04, 2011 -- Sigma Corporation is pleased to announce that firmware Ver.1.03 for the SD1 is now available for download.

SIGMA SD1 firmware [Ver.1.03]
Benefits of the firmware update

  • Accuracy of Auto White Balance is improved.

  • Accuracy of evaluative exposure metering is improved.

  • Accuracy of flashgun light control is improved.

  • Image quality at high ISO (ISO3200 and ISO6400) is improved (only RAW file).

  • Sharpness processing is improved (only RAW file).

  • Various bugs have been corrected to achieve more stable operation.

SIGMA SD1 firmware Ver.1.03 is available for download at the following site: SD1 Special Site

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