div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5page1jpg target=_blank img data-url=of-field-when-a-lens-is-focused-at-a-given-subject-point-there-is-a-certain-distancehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: looscanonscomlooscanonscommc_zoom_celtic_dofpdfDEPTH OF FIELD When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5thumbnails1jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5page2jpg target=_blank img 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When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5thumbnails3jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5page4jpg target=_blank img data-url=of-field-when-a-lens-is-focused-at-a-given-subject-point-there-is-a-certain-distancehtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: looscanonscomlooscanonscommc_zoom_celtic_dofpdfDEPTH OF FIELD When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5thumbnails4jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5page5jpg target=_blank img data-url=of-field-when-a-lens-is-focused-at-a-given-subject-point-there-is-a-certain-distancehtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: looscanonscomlooscanonscommc_zoom_celtic_dofpdfDEPTH OF FIELD When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5thumbnails9jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5page10jpg target=_blank img data-url=of-field-when-a-lens-is-focused-at-a-given-subject-point-there-is-a-certain-distancehtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: looscanonscomlooscanonscommc_zoom_celtic_dofpdfDEPTH OF FIELD When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5thumbnails10jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5page11jpg target=_blank img data-url=of-field-when-a-lens-is-focused-at-a-given-subject-point-there-is-a-certain-distancehtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: looscanonscomlooscanonscommc_zoom_celtic_dofpdfDEPTH OF FIELD When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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looscanonscomlooscanonscommc_zoom_celtic_dofpdfDEPTH OF FIELD When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5thumbnails15jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220118005aad47217f8b9aa9488e0db3html5page16jpg target=_blank img data-url=of-field-when-a-lens-is-focused-at-a-given-subject-point-there-is-a-certain-distancehtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: looscanonscomlooscanonscommc_zoom_celtic_dofpdfDEPTH OF FIELD When a lens is focused at a given subject point there is a certain distance range behind and in front of that loading=lazy 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