{"product_id":"sigma-em-140-dg-macro-ring-flash-sigma-sa-dedicated","title":"Sigma EM-140 DG Macro Ring Flash - Sigma SA Dedicated","description":"\u003cp\u003eThe Sigma EM-140 DG Macro Ring Flash is a ring flash dedicated to Sigma cameras with SA mount, specifically designed for macro and close-up photography. Its dual flash tube configuration allows for even illumination of the subject, eliminating harsh shadows and revealing fine details, making it ideal for product, jewelry, nature, or scientific applications. Additionally, it offers the ability to fire each tube independently to create shadowing effects that add a three-dimensional feel to the image.\u003c\/p\u003e\u003cp\u003eWith a guide number of 14 (ISO 100), this flash provides adequate power to illuminate close-up scenes with precision. As a second-hand product, it has been inspected and comes with the Camera Market warranty (6, 12, or 24 months), ensuring its proper operation. For exact technical specifications, such as recycling times or control modes, we recommend consulting the manufacturer's datasheet.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDedicated ring flash for Sigma SA mount\u003c\/li\u003e\u003cli\u003eDual flash tubes: simultaneous or independent firing\u003c\/li\u003e\u003cli\u003eShadowless mode for even illumination in macro\u003c\/li\u003e\u003cli\u003eGuide number 14 (ISO 100)\u003c\/li\u003e\u003cli\u003eIdeal for detail, product, and nature photography\u003c\/li\u003e\u003cli\u003eIncludes Camera Market warranty (6\/12\/24 months)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eIs it compatible with my Sigma camera?\u003c\/h3\u003e\u003cp\u003eThis flash is specifically designed for Sigma cameras with SA mount. If your camera uses this type of mount, it will be compatible. We recommend verifying exact compatibility with your model in the manufacturer's documentation.\u003c\/p\u003e\u003ch3\u003eCan I use only one flash tube?\u003c\/h3\u003e\u003cp\u003eYes, the Sigma EM-140 DG allows firing the two flash tubes simultaneously or independently. Using only one tube creates shadows that can give a three-dimensional effect to the subject, ideal for highlighting textures.\u003c\/p\u003e\u003ch3\u003eWhat does guide number 14 mean?\u003c\/h3\u003e\u003cp\u003eThe guide number (GN) indicates the flash power. With GN 14 at ISO 100, it is suitable for illuminating close subjects in macro photography. The effective distance will depend on the aperture and ISO sensitivity you use.\u003c\/p\u003e\u003ch3\u003eDoes the product include a warranty?\u003c\/h3\u003e\u003cp\u003eYes, as a second-hand item from Camera Market, it includes a 6, 12, or 24-month warranty, in addition to having passed a technical inspection to ensure its proper operation.\u003c\/p\u003e","brand":"Sigma","offers":[{"title":"Excelente","offer_id":58663080657228,"sku":"MPBGAP-sigma-em-140-dg-macro-ring-flash","price":233.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/6929\/9391\/files\/sigma-em-140-dg-macro-ring-flash-sigma-sa-dedicated-1.jpg?v=1788368111","url":"https:\/\/cameramarket.es\/en\/products\/sigma-em-140-dg-macro-ring-flash-sigma-sa-dedicated","provider":"Camera Market","version":"1.0","type":"link"}