Focusing
Lista focusing
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During this process the focusing muscles of the eye are used more andthis regular exercise helps your eyes' focusing systempinholes spectacles improve the sharpness of the image, allowing your brain to find the point of focusif no increase is achieved your brain leaves the object unfocusedhow pinhole glasses work:1help relax your eye muscles improve eyes blood circulation,reduce eye fatigue and tension, improve visionitem type: pinhole glassesframe & lenses material: pccolor: blackfit for: both adults and childrenweight: about 25gfeatures:1package included:1 x pinhole glasseswhen you look at a blurred object,your brain moves the focus of the eye in and outuntil it gets an increase in contrastsuitable for both adult or children who has the eyesight problemsspecial scientific design of the pinhole, filter abnormal light,correct the light source into the eyes
Brasil
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4 rápida · silent wave motor/fast, accurate af · ideal portrait lens on dx-format d-slrs · super integrated coating (sic) · close focusing to 1uma lente retrato ideal quando utilizado em um formato dx nikon dslr, em que se aproxima do ângulo de visĂŁo de uma lente de 75 milĂmetros no formato de 35 mmo diafragma arredondado de nove lâminas faz com out-of-focus elementos se misturam suavemente para produzir fundos harmoniosos com aparĂŞncia natural e super integrated coating lens da nikon melhora a transmissĂŁo de luz, reduzindo os fantasmas e reflexosmotor de onda silencioso o swm (motor de onda silencioso) permite focagem automática silenciosa com troca rápida e conveniente between autofoco e manual de operação sic (super integrated coating) o revestimento super integrado (sic) oferece desempenho superior, de cor reduzindo substancialmente fantasmas e reflexo foco interno o elemento frontal nĂŁo-giratĂłrio permite o uso de filtros polarizadores circulares e acessĂłrios de montados de flash de na lente diafragma redondo o diafragma circular de 9 pas une elementos fĂłruns de foco suavemente parágrafo fundos com aspect naturais modo de foco m / a o modo de foco m um permite transições suaves e rápidas de autofoco pará operação manual tamanho do filtro 58mm faixa de f/stop 1uma lente principal ideal, perfeito para retratos de corpo inteiro, fotografia de viagem ou qualquer tipo de disparo disponĂveis-luz4g case de lente macio cl-1013 formas de pagamento: mercado pago perguntas frequentes: posso retirar? nĂŁo! somos loja virtual, nĂŁo temos loja fĂsica para retiradas! aceita trocas por outros produtos? nĂŁo! somente venda! posso parcelar diretamente com vocĂŞs? somente via mercado pago! posso parcelar no boleto bancário? nĂŁo, somente no cartĂŁo de crĂ©dito!4 mĂnimo: f / 16 tipo de montagem na câmera nikon f compatibilidade de formato nikon fx / 35mm film nikon dx ângulo de visĂŁo 46 ° dx ângulo de imagem: 31 ° 30 ' distância mĂnima de foco 1,5 '(45,72 cm) ampliação 05 m) · normal angle of view on fx-format d-slrs omprimento focal 50mm comparável 35mm equivalente em formato dx comprimento focal: 75 mm abertura máximo: f / 14-16 distância mĂnima de foco 1,5 pĂ© (0,45m) ampliação 1:68 ângulo de visĂŁo 46Âş (formato fx)31Âş e 30 pĂ©s (formato dx) grupos/elementos 7/8 extensĂŁo 2,1 polegadas (54mm) diâmetro máximo 2,9 polegadas (74mm) peso 9,9 onças (280g) · lente nikkor prime f/14g da nikon lens Ă© uma lente principal comprimento padrĂŁo com um ultra-brilhante f / 1o motor de onda silencioso fornece acção de focagem automática rápida e silenciosa e m / a operação modo permite cancelamento de foco manual para foco crĂtico imediatoproduto vendido somente sob encomenda, prazo máximo de postagem 7 dias apĂłs o pagto aprovado faz auto foco em todas as câmeras slr nikon descrição: a af-s nikkor 50mm f / 14 abertura máxima, o que permite uma rápida fotografia e preciso, mesmo com pouca luz e tambĂ©m Ă© uma excelente escolha para profundidade de controle de campo15x rácio de reprodução máximo 1: 7 elementos / grupos 8/7 lâminas de diafragma 9, arredondada na caixa: tampa de lente 58mm de encaixe "snap-on" tampa de lente traseira lf-4 hb-47 - parassol de lente tipo baioneta af-s 50mm f/1
Brasil
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5 m-1 focusing screen type b briteview clear matte mark vii screen reflex mirror quick return lens aperture instant return, electronically controlled lens compatible lenses " af-s and af-i: all functions supported976 fps) " 1,280 x 720 (30p): 30 fps (29(iso 1222) dimensions / weight dimensions (w x h x d) approx264/mpeg-4 advanced video coding audio recording format linear pcm audio recording device built-in monaural microphone monitor lcd monitor 78 mb 151 9 nef (raw) - 12" non-cpu: autofocus not supported976 fps) maximum recording time 10 min* macintosh and quicktime are registered trademarks or trademarks of apple inc* the sdxc logo is a trademarksd memory cards sdhc memory cards*2 sdxc memory cards*3 sandisk 512 mb¿1gb¿2gb*1 4gb¿8gb¿16gb 64gb toshiba 512 mb¿1gb¿2gb*1 4gb¿8gb¿16gb¿32gb 64gb panasonic 512 mb¿1gb¿2gb*1 4gb¿6gb¿8gb¿12gb¿16gb¿32gb 48gb¿64gb lexar media 512 mb¿1gb¿2gb*1 4gb¿8gb - platinum ii 512 mb¿1gb¿2gb*1 4gb¿8gb - professional 512 mb¿1gb¿2gb*1 4gb¿8gb¿16gb¿32gb - *1: check that any card readers or other devices with which the card will be used support 2 gb cards* hdmi, the hdmi logo and high-definition multimedia interface are trademarks or registered trademarks of hdmi licensing llc*2: check that any card readers or other devices with which the card will be used are sdhc-compliant8 mb 460 815 1700 100 100 100 jpeg normal l m s 3file size is the total for nef (raw) and jpeg imagesnote: electronic rangefinder can be used if lens has a maximum aperture of f/512/39, 13/43 with manual flash (m/ft, iso 100, 20°c/68°f) flash control " ttl: i-ttl balanced fill-flash and standard i-ttl flash for digital slr using 420-pixel rgb sensor are available with built-in flash and sb-900, sb-800, sb-600, or sb-400 (i-ttl balanced fill-flash is available when matrixor center-weighted metering is selected) " auto aperture: available with sb-900/sb-800 and cpu lens " non-ttl auto: supported flash units include sb-900, sb-800, sb-80dx, sb-28dx, sb-28, sb-27, and sb-22s " distance-priority manual: available with sb-900 and sb-800 flash mode auto, auto with red-eye reduction, fill-flash, auto slow sync, auto slow sync with red-eye correction, and rear curtain with slow sync flash compensation -3 to +1 ev in increments of 1/3 ev flash-ready indicator lights when built-in flash or optional flash unit such as sb-900, sb-800, sb-600, or sb-400 is fully charged; blinks for 3 s after flash is fired at full output accessory shoe iso 518 hot-shoe with sync and data contacts and safety lock nikon creative lighting system (cls) advanced wireless lighting supported with sb-900, sb-800, or su-800 as commander; flash color information communication supported with built-in flash and all cls-compatible flash units sync terminal sync terminal adapter as-15 (available separately) white balance white balance auto, incandescent, fluorescent (7 types), direct sunlight, flash, cloudy, shade, preset manual, all except preset manual with fine tuning21 (exchangeable image file format for digital still cameras), pictbridge viewfinder viewfinder eye-level pentamirror single-lens reflex viewfinder frame coverage approx4 lens at infinity, -1* the sd logo is a trademark of the sd card associationrecording may end unexpectedly when cards with slower write speeds are used*3: check that any card readers or other devices with which the card will be used are sdxc-compliantfile size varies with scene recordednikon digital slr camera d3100 specifications type type single-lens reflex digital camera lens mount nikon f mount (with af contacts) effective angle of view approximage quality image size file size*1 no5 mb 1700 3000 6000 100 100 100 *1: all figures are approximate2 ev above iso 3200 (iso 12800 equivalent); auto iso sensitivity control available active d-lighting on, off focus autofocus nikon multi-cam 1000 autofocus sensor module with ttl phase detection, 11 focus points (including one cross-type sensor), and af-assist illuminator (range approx" type g or d af nikkor without built-in autofocus motor: all functions except autofocus supported(camera body only) operating environment temperature 0 to 40°c (32 to 104°f) humidity less than 85% (no condensation) accessories supplied accessories (may differ by country or area) rechargeable li-ion battery en-el14, battery charger mh-24, eyepiece cap dk-5, rubber eyecap dk-20, camera strap an-dc3, accessory shoe cover bs-1, body cap bf-1b, viewnx 2 cd-rom, ferrite core (2 types) * microsoft and windows, windows 7 are either registered trademarks or trademarks of microsoft corporation in the united states and/or other countriesmemory card capacity*1 the following table shows the approximate number of pictures that can be stored on a 4 gb sandisk extreme sdhc card at different image quality and size settings9 mb 226 13 jpeg fine l m s 6" ai-p nikkor: all functions supported except autofocus and 3d color matrix metering ii0, dpof (digital print order format), exif 2shutter type electronically controlled vertical-travel focal-plane shutter speed 1/4000 to 30 s in steps of 1/3 ev, bulb flash sync speed x=1/200 s; synchronizes with shutter at 1/200 s or slower release release mode (single frame),(continuous),(self-timer),(quiet shutter release) frame advance rate up to 3 fps (manual focus, mode m or s, shutter speed 1/250 s or faster, and other settings at default values) self-timer 2 s, 10 s exposure metering ttl exposure metering using 420-pixel rgb sensor metering method " matrix: 3d color matrix metering ii (type g and d lenses); color matrix metering ii (other cpu lenses) " center-weighted: weight of 75% given to 8-mm circle in center of frame " spot: meters 3*2: maximum number of exposures that can be stored in memory buffer at iso 100cards with class 6 write speeds are recommended for movie recording* pictbridge is a trademarkdrops when noise reduction is on0 m-1) eyepoint 18 mm (-11:16) compression " nef (raw) + jpeg: single photograph recorded in both nef (raw) and jpeg formats picture control system standard, neutral, vivid, monochrome, portrait, landscape; selected picture control can be modified media sd (secure digital), sdhc and sdxc memory cards file system dcf (design rule for camera file system) 2) detection range -1 to +19 ev (iso 100, 20°c/68°f) lens servo " autofocus (af): single-servo af (af-s); continuous-servo af (af-c); auto af-s/af-c selection (af-a); predictive focus tracking activated automatically according to subject status " manual focus (mf): electronic rangefinder can be used focus point can be selected from 11 focus points af-area mode single-point af, dynamic-area af, auto-area af, 3d-tracking (11 points) focus lock focus can be locked by pressing shutter-release button halfway (single-servo af) or by pressing ae-l/af-l button flash built-in flash auto, portrait, child, close up, night portrait: auto flash with auto pop-up p, s, a, m: manual pop-up with button release guide number approx* limited to cards tested at the time of july 2010can be used in exposure mode m, but exposure meter does not functionadditional cards may be fully compatiblefile format mov video compression hin the united states and/or other countries1:8), or basic (approxix nikkor lenses not supported976 fps) " 640 x 424 (24p): 24 fps (239 mb 914 1500 3300 100 100 100 jpeg basic l m s 14 mm cmos sensor total pixels 145 x lens focal length (nikon dx format) effective pixels effective pixels 148 million dust-reduction system image sensor cleaning, airflow control system, image dust off reference data (optional capture nx 2 software required) storage image size (pixels) " 4,608 x 3,072 [l] " 3,456 x 2,304 [m] " 2,304 x 1,536 [s] file format " nef (raw) " jpeg: jpeg-baseline compliant with fine (approx) with battery and memory card but without body cap; approx" type d pc nikkor: all functions supported except autofocus and some shooting modesapproved memory cards the following sd memory cards have been tested and approved for use in the d3100contact nikon customer service for additional information2 million image sensor image sensor 235-mm circle (about 295% horizontal and 95% vertical magnification approxlive view lens servo " autofocus (af): single-servo af (af-s); full-time-servo af (af-f) " manual focus (mf) af-area mode face-priority af, wide-area af, normal-area af, subject-tracking af autofocus contrast-detect af anywhere in frame (camera selects focus point automatically when face-priority af or subject-tracking af is selected) scene auto selector available in auto and auto (flash off) modes movie metering ttl exposure metering using main image sensor metering method matrix frame size (pixels) and frame rate " 1,920 x 1,080 (24p): 24 fps (231:4), normal (approxlenses for f3af not supported1 ev above iso 3200 (iso 6400 equivalent) or to approx* products and brand names are trademarks or registered trademarks of their respective companies0 m-1) diopter adjustment -1size of nef (raw) images can not be changed*3: image size applies to jpeg images only4 lens, 20°c/68°f) " matrix or center-weighted metering: 0 to 20 ev " spot metering: 2 to 20 ev exposure meter coupling cpu exposure modes auto modes (auto, auto [flash off]); scene modes (portrait; landscape; child; sports; close up; night portrait); programmed auto with flexible program (p); shutter-priority auto (s); aperture-priority auto (a); manual (m) exposure compensation -5 to +5 ev in increments of 1/3 ev exposure lock luminosity locked at detected value with ae-l/af-l button iso sensitivity (recommended exposure index) iso 100 to 3200 in steps of 1 ev; can also be set to approx" other af nikkor: all functions supported except autofocus and 3d color matrix metering ii97 fps) " 1,280 x 720 (25p): 25 fps " 1,280 x 720 (24p): 24 fps (23230 k-dot tft lcd with brightness adjustment playback playback function full-frame and thumbnail (4, 9, or 72 images or calendar) playback with playback zoom, movie playback, slide show, histogram display, highlights, auto
Brasil
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2 megapixel bsi cmos sensor; * 18x optical zoom lens (35mm equiv: mm); * optical image stabilisation; * 3 inch 460k dot tft lcd screen; * built-in wi-fi; * full p hd video recording; * iso cm minimum focusing distance; * panorama mode; * 8 fps continuous shooting; * available in white, blue, black and red; zerada! é quase nunca usei, sem nenhum desgaste, inclusive nas descrições, nas letras em branco de suas funções, não tem um risco sequerbsi cmos sensor - hybrid touch screen! tire suas fotos e enviei on-line para seus amigosentrega no shopping internacional de guarulhospara fotos em todos os tipos de luz e ambientes; key features * 14basta está conectado a uma rede wi-fi; obs: com flash na câmara, embutido(automático)cartão,8gb; câmera, carregador e porta câmeras
$ 350
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Eyepiece focusing (10mm), easy to fit different purposesincludes two 20mm scope mount, easy to install616 package weight: 0mount rings (with wrench) will make it easy to install on the telescope - come with excellent light-gathering ability to provide wide fields of view, even in low-light situationsmaterial: aluminium alloymagnification: 3 - 9 times objective lens dimension: 40mm product color: black length: 312 mm exit pupil diameter: 69674 kg product size (l x w x h): 3115 inches package contents: 1 x hunting telescope full size mil-dot tactical optics scope, 2 x lens cover, 2 x scope mount, 1 x wrench, 1 x cleaning cloth, 1 x english user instructionpowered by 1 x cr2032 3v button battery (not included)* este produto vem china descrição especificaciones main features: - fully multi-coated optics, makes tracking and shooting targets quick and easyideal for shotguns, muzzleloaders and center fire rifleslens covers protect the lens from dust, no need to remove the covers while using36 inches package size (l x w x h): 34
Brasil
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* este produto vem china descrição especificaciones main features: - compact monocular telescope with 26x magnification - center focus wheel diopter adjustment for precisely focusing - works well in low light or at night - with a bag, portable and easy to store - suitable for travel, vacation, walking, hiking, sports or bird and nature watching - with a compass, convenient to operate outdoors parameter: - magnification: 26 times multiple large, high-resolution, wide field of vision - fov: 66m / 8000m - brightness: 22 - exit pupil distance: 12330 package weight: 009 inches package size(l x w x h): 175mm - exit pupil diameter: 456 inches package contents: 1 x monocular telescope, 1 x bag, 1 x cleaning cloth, 1 x english instruction377 kg product size(l x w x h): 158mm - objective lens diameter: 40mm - eyepiece diameter: 18mm - lens material: bak4 warning: do not look at the sun directly otherwise it will hurt your eyes 0
Brasil
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4 rápida · silent wave motor/fast, accurate af · ideal portrait lens on dx-format d-slrs · super integrated coating (sic) · close focusing to 1uma lente retrato ideal quando utilizado em um formato dx nikon dslr, em que se aproxima do ângulo de visĂŁo de uma lente de 75 milĂmetros no formato de 35 mmo diafragma arredondado de nove lâminas faz com out-of-focus elementos se misturam suavemente para produzir fundos harmoniosos com aparĂŞncia natural e super integrated coating lens da nikon melhora a transmissĂŁo de luz, reduzindo os fantasmas e reflexosmotor de onda silencioso o swm (motor de onda silencioso) permite focagem automática silenciosa com troca rápida e conveniente between autofoco e manual de operação sic (super integrated coating) o revestimento super integrado (sic) oferece desempenho superior, de cor reduzindo substancialmente fantasmas e reflexo foco interno o elemento frontal nĂŁo-giratĂłrio permite o uso de filtros polarizadores circulares e acessĂłrios de montados de flash de na lente diafragma redondo o diafragma circular de 9 pas une elementos fĂłruns de foco suavemente parágrafo fundos com aspect naturais modo de foco m / a o modo de foco m um permite transições suaves e rápidas de autofoco pará operação manual tamanho do filtro 58mm faixa de f/stop 1uma lente principal ideal, perfeito para retratos de corpo inteiro, fotografia de viagem ou qualquer tipo de disparo disponĂveis-luz4g case de lente macio cl-1013 formas de pagamento: mercado pago perguntas frequentes: posso retirar? nĂŁo! somos loja virtual, nĂŁo temos loja fĂsica para retiradas! aceita trocas por outros produtos? nĂŁo! somente venda! posso parcelar diretamente com vocĂŞs? somente via mercado pago! posso parcelar no boleto bancário? nĂŁo, somente no cartĂŁo de crĂ©dito!4 mĂnimo: f / 16 tipo de montagem na câmera nikon f compatibilidade de formato nikon fx / 35mm film nikon dx ângulo de visĂŁo 46 ° dx ângulo de imagem: 31 ° 30 ' distância mĂnima de foco 1,5 '(45,72 cm) ampliação 0acompanha nf eletrĂ´nica faz auto foco em todas as câmeras slr nikon descrição: a af-s nikkor 50mm f / 15 m) · normal angle of view on fx-format d-slrs omprimento focal 50mm comparável 35mm equivalente em formato dx comprimento focal: 75 mm abertura máximo: f / 14-16 distância mĂnima de foco 1,5 pĂ© (0,45m) ampliação 1:6produto vendido sob encomenda, postagem atĂ© 7 dias Ăşteis a contar do pagto identificado4g da nikon lens Ă© uma lente principal comprimento padrĂŁo com um ultra-brilhante f / 18 ângulo de visĂŁo 46Âş (formato fx)31Âş e 30 pĂ©s (formato dx) grupos/elementos 7/8 extensĂŁo 2,1 polegadas (54mm) diâmetro máximo 2,9 polegadas (74mm) peso 9,9 onças (280g) · lente nikkor prime f/1o motor de onda silencioso fornece acção de focagem automática rápida e silenciosa e m / a operação modo permite cancelamento de foco manual para foco crĂtico imediato4 abertura máxima, o que permite uma rápida fotografia e preciso, mesmo com pouca luz e tambĂ©m Ă© uma excelente escolha para profundidade de controle de campo15x rácio de reprodução máximo 1: 7 elementos / grupos 8/7 lâminas de diafragma 9, arredondada na caixa: tampa de lente 58mm de encaixe "snap-on" tampa de lente traseira lf-4 hb-47 - parassol de lente tipo baioneta af-s 50mm f/1
Brasil
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7 degrees on aps-c - minimum focusing distance: 3garantia por defeito de fabricação válida por 6 meses após a compra the rokinon 85mm t1the difference is that it comes with the added feature of de-clicked aperture and it is geared for follow focus5 - 22 - optical construction: 9 elements in 7 groups (1 aspherical lens) - angle of view: 28optically, this lens is the same as the high rated, standard rokinon 85mm f15 cine lens (canon) lente nova, sem uso, na caixa originalespecificações: - same outstanding optical quality as the rokinon 85mm f13 degrees on full frame cameras and 176ft - filter size: 72mmlente rokinon 85mm t/14 lens - features de-clicked aperture to reduce noise and jerking motions while shooting video - lens is geared for follow foucs - aperture range: t1acompanha capa protetora, manual e certificado de autenticidade5 cine wide angle lens is rokinon's newest addition to its line of high quality & affordable cine lenses
Brasil