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            "en" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">A&#44; Case 1&#58; MVH on right forearm in a 67-year-old man&#46; B&#44; A homogeneous area of pinkish color only is observed along with fine arborizing telangiectasias&#46; The whitish area corresponds to the biopsy scar&#46; C&#44; Case 2&#58; MVH &#40;right&#41; adjacent to a ruby dot &#40;left&#41; on the forearm of a 70-year-old male&#46; D&#44; Dermoscopic image of MVH showing a reddish homogeneous central area and fine&#44; patchy telangiectasias&#46; E&#44; Case 3&#58; MVH on the right side of a 32-year-old woman&#46; F&#44; Dermoscopy shows a central area of whitish-pink color with branched telangiectasias and a milium pseudocyst inside&#44; surrounded by an erythematous area with a peripheral network of telangiectasias&#46;</p>"
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    "textoCompleto" => "<span class="elsevierStyleSections"><p id="par0005" class="elsevierStylePara elsevierViewall">Photography is an important element of dermatology and the day-to-day activity of dermatologists&#46; Photographs provide an objective method for recording various skin conditions and allow rigorous measurements and assessments&#46;<a class="elsevierStyleCrossRefs" href="#bib0020"><span class="elsevierStyleSup">1&#44;2</span></a></p><p id="par0010" class="elsevierStylePara elsevierViewall">For dermatologists&#44; it is important to have a small&#44; lightweight camera that is portable and easy to use&#46;<a class="elsevierStyleCrossRef" href="#bib0025"><span class="elsevierStyleSup">2</span></a></p><p id="par0015" class="elsevierStylePara elsevierViewall">Until a few years ago&#44; the lenses on smaller &#40;compact&#41; cameras were not interchangeable and had low macro capability &#40;an important characteristic in dermatologic photography&#41;&#46; The only way to achieve a short focal length with such a camera is to use the wide-angle position&#44; which causes the subject to appear distorted&#46;<a class="elsevierStyleCrossRef" href="#bib0025"><span class="elsevierStyleSup">2</span></a></p><p id="par0020" class="elsevierStylePara elsevierViewall">Since the advent of the mirrorless camera&#44; it is now possible to purchase small&#44; lightweight cameras with large sensors and interchangeable lenses&#44; thus combining the portability of a compact camera with the quality of a single-lens reflex &#40;SLR&#41; camera&#46; Mirrorless cameras allow the use of fixed-focal-length lenses&#44; which provide higher image quality than the zoom lens of a traditional compact camera&#46;<a class="elsevierStyleCrossRef" href="#bib0025"><span class="elsevierStyleSup">2</span></a></p><p id="par0025" class="elsevierStylePara elsevierViewall">Lighting is another important characteristic in dermatologic photography&#46; Some authors recommend flash photography&#44; which makes it possible to use a smaller aperture and guarantees uniform lighting and color-temperature conditions in all photos&#46;<a class="elsevierStyleCrossRef" href="#bib0025"><span class="elsevierStyleSup">2</span></a> Other authors have argued that the use of flash in dermatologic photography can lighten skin tone&#44; reduce contrast&#44; and produce luminous reflections or shadows&#46;<a class="elsevierStyleCrossRef" href="#bib0030"><span class="elsevierStyleSup">3</span></a> The use of a ring flash avoids the lens-shadow effect caused by a traditional flash&#46; With a ring flash&#44; it is also easier to take photographs of the oral cavity with adequate lighting&#46; A ring flash is generally a large device that can only be attached to an SLR camera&#46;</p><p id="par0030" class="elsevierStylePara elsevierViewall">As mirrorless cameras have grown in popularity over the past few years&#44; various lenses with very good features have been introduced on the market&#44; but very few have all the necessary qualities for dermatologic photography&#46;</p><p id="par0035" class="elsevierStylePara elsevierViewall">Ideally&#44; a lens for dermatologic photography should be small and lightweight for ease of transport&#46; It should have a short minimum focus distance &#40;&#60;<span class="elsevierStyleHsp" style=""></span>0&#46;10<span class="elsevierStyleHsp" style=""></span>m&#41;&#44; allowing detailed photographs to be taken of small skin lesions&#46; It should also have an intermediate focal length &#40;25-50<span class="elsevierStyleHsp" style=""></span>mm&#41;&#44; which allows half-body shots to be taken without moving too far away from the subject but also allows for distortion-free macro photography&#46; Another very important feature is the maximum magnification ratio&#44; which must be at least 1&#215; in order for a lens to be considered macro&#46; Thus&#44; the macro capability of a lens is determined by two fundamental characteristics&#58; a short minimum focus distance and a high maximum magnification ratio&#46;</p><p id="par0040" class="elsevierStylePara elsevierViewall">One macro lens option for mirrorless cameras is the Sony E 30<span class="elsevierStyleHsp" style=""></span>mm F3&#46;5 Macro&#46; This lens is compatible with all Sony E-mount cameras&#46; It weighs 138<span class="elsevierStyleHsp" style=""></span>g and has relatively small dimensions &#40;62<span class="elsevierStyleHsp" style=""></span>&#215;<span class="elsevierStyleHsp" style=""></span>56<span class="elsevierStyleHsp" style=""></span>mm&#41;&#46; It has a maximum aperture of 3&#46;5 and a minimum aperture of 22&#46;<a class="elsevierStyleCrossRefs" href="#bib0020"><span class="elsevierStyleSup">1&#8211;3</span></a> It has a minimum focus distance of 0&#46;10<span class="elsevierStyleHsp" style=""></span>m and a focal length of 30<span class="elsevierStyleHsp" style=""></span>mm&#44; adequate characteristics for dermatologic photography&#46; The maximum magnification ratio of this lens is 1&#215;&#46; The absence of an image stabilizer is a disadvantage&#46; This lens can be attached to a DermLite dermoscope using the well-known screw-on or magnetic systems&#46;</p><p id="par0045" class="elsevierStylePara elsevierViewall">The Canon EF-M 28<span class="elsevierStyleHsp" style=""></span>mm F3&#46;5 Macro IS STM lens &#40;<a class="elsevierStyleCrossRef" href="#fig0005">Fig&#46; 1</a>&#41; is small &#40;61<span class="elsevierStyleHsp" style=""></span>&#215;<span class="elsevierStyleHsp" style=""></span>46<span class="elsevierStyleHsp" style=""></span>mm&#41;&#44; lightweight &#40;130<span class="elsevierStyleHsp" style=""></span>g&#41;&#44; and compatible with all Canon cameras that have an EF-M lens mount &#40;EOS M10&#44; M3&#44; M6&#44; and M5&#41;&#46; Like the Sony lens&#44; it has a maximum aperture of 3&#46;5 and a minimum aperture of 22&#8211;sufficient for the everyday needs of dermatologic photography&#46;<a class="elsevierStyleCrossRefs" href="#bib0020"><span class="elsevierStyleSup">1&#8211;3</span></a> With a minimum focus distance of 0&#46;09<span class="elsevierStyleHsp" style=""></span>m&#44; the Canon lens is capable of taking macro photographs of small objects at a very short distance&#46; It has a maximum magnification ratio of 1&#215; or 1&#46;2&#215; &#40;super macro&#41;&#46; It has an image stabilizer&#44; which is especially important when photographs are taken under poor lighting conditions or with slow shutter speeds &#40;less than 1&#47;60 of a second&#41;&#44; which can lead to blurry or shaky images&#46; It has a focal length of 28<span class="elsevierStyleHsp" style=""></span>mm&#44; which allows panoramic photographs &#40;of a patient&#39;s trunk or limbs&#41; to be taken at a relatively short distance&#8211;an important feature for dermatologists who work in small examination rooms&#8211;but also allows for distortion-free macro photography &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>A&#41;&#46;</p><elsevierMultimedia ident="fig0005"></elsevierMultimedia><elsevierMultimedia ident="fig0010"></elsevierMultimedia><p id="par0050" class="elsevierStylePara elsevierViewall">Another novel aspect of the Canon lens is the adjustable light emitting diodes &#40;LEDs&#41; on the front of the lens &#40;<a class="elsevierStyleCrossRef" href="#fig0005">Fig&#46; 1</a>A&#41;&#46; By providing additional lighting at the front of the lens&#44; this feature prevents shadows from being cast by the body of the lens&#46; It also provides adequate lighting for photographs of cavities or skin folds such as the mouth or anogenital area &#40;<a class="elsevierStyleCrossRef" href="#fig0015">Fig&#46; 3</a>&#41;&#46; In addition&#44; this lens can quickly be attached to a DermLite 4 &#40;<a class="elsevierStyleCrossRef" href="#fig0005">Fig&#46; 1</a>B&#41; with no need for additional parts&#44; allowing dermatologists to take high-quality dermoscopic photographs quickly and easily &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B&#41;&#46; It can also be attached to earlier DermLite models &#40;DL2 HR Pro or DL2 Hybrid&#41;&#44; thanks to screw-on or magnetic attachment methods that use the filter thread&#46;</p><elsevierMultimedia ident="fig0015"></elsevierMultimedia><p id="par0055" class="elsevierStylePara elsevierViewall">Unfortunately&#44; Nikon and Fujifilm currently do not offer small macro lenses for their mirrorless cameras &#40;Nikon<span class="elsevierStyleHsp" style=""></span>1 and Fujifilm<span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleSmallCaps">X</span> series&#41;&#46;</p><p id="par0060" class="elsevierStylePara elsevierViewall">In summary&#44; we present 2 lenses that are appropriate for dermatologic photography&#46; Both of these small&#44; versatile lenses stand out for their macro capability&#46; The Canon lens also has a ring lighting feature and is easy to attach to a dermoscope&#46;</p></span>"
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        "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Please cite this article as&#58; Vilas Boas P&#46; Objetivos macro para c&#225;maras <span class="elsevierStyleItalic">mirrorless</span> en fotograf&#237;a dermatol&#243;gica&#46; Actas Dermosifiliogr&#46; 2018&#59;109&#58;379&#8211;380&#46;</p>"
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          "en" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">Canon EF-M 28<span class="elsevierStyleHsp" style=""></span>mm F3&#46;5 Macro IS STM lens&#46; A&#44;<span class="elsevierStyleHsp" style=""></span>Notice the light emitting diode system on the front of the lens&#46; B&#44;<span class="elsevierStyleHsp" style=""></span>The lens is easy to attach to a dermoscope&#46;</p>"
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          "en" => "<p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Examples of photographs taken with the EF-M 28<span class="elsevierStyleHsp" style=""></span>mm F3&#46;5 Macro IS STM lens&#46; A&#44;<span class="elsevierStyleHsp" style=""></span>Macro photograph taken at a short focal length&#46; B&#44;<span class="elsevierStyleHsp" style=""></span>Correctly centered dermoscopic image with no dark peripheral halo and no loss of field of view&#46;</p>"
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          "en" => "<p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Photograph of the oral cavity taken with adequate lighting&#44; which allows higher-quality photographs and faster focusing&#46;</p>"
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