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The longer the extension tube, the closer the lens can focus. Correspondingly, the amount of light and depth of field will be reduced. [3] On modern cameras using auto exposure the decrease in exposure is corrected for by the camera, but when not using auto exposure this has to be calculated and taken into account when setting exposure.
The "macro cine copy X" is a macro lens with specific windows to take copies from 8 mm and 16 mm films. The "microscope adapter X" to adapt the camera body to a microscope. A "reverse adapter X", that can be mounted with an extension tube. A classic "teleconverter 2X". Fuji Photo Recorder back.
That distance is sometimes given on the filter in millimeters. A +3 close-up lens has a maximal working distance of 0.333 m or 333 mm. The magnification is the focal distance of the objective lens (f) divided by the focal distance of the close-up lens; i.e., the focal distance of the objective lens (in meters) multiplied by the diopter value (D) of the close-up lens:
Vidicon tube 2 ⁄ 3 inch (17 mm) in diameter A display of numerous video camera tubes from the 1930s and 1940s, photographed in 1954, with iconoscope inventor Vladimir K. Zworykin. Video camera tubes are devices based on the cathode-ray tube that were used in television cameras to capture television images, prior to the introduction of charge ...
The release button is placed at the right-hand camera front, but there is no mirror-up facility; this was included on the upgraded versions. The standard lens is the RE. Auto-Topcor 1:1.4 f=5.8cm or the slightly slower 1:1.8 version. A battery-operated winder could be attached to the camera base.
X-mount on Fujifilm X-T3 camera Fujifilm X-E2 with Fujinon XF 35mm f/1.4. The Fujifilm X-mount is a lens mount for Fujifilm interchangeable lens mirrorless cameras in its X-series, designed for 23.6mm x 15.6mm APS-C sensors.
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Many macro lenses are characterised by a high amount of chromatic aberration, especially when using reversed-lens, extension tube or close-up lens. Some macro lenses, called apochromatic lenses , are designed to better control this, such as the Laowa 100mm f/2.8 2x Ultra Macro APO and the Sigma APO MACRO 150mm F2.8.
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