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Содержание SEKOR MACRO Z 140 mm f/4.5

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Страница 2: ...raphy this lens incorporates the floating system device for moving a part of the lens system back and forth to agree with the in focused distance The figure numbers throughout the text refer to pictures on the fold out pages at the back Names of Parts Fig 1 1 Depth of Field Scale 2 Distance scale for Reading Depth of Field with Magnifi cation and Exposure Compensation scale 3 Aperture Scale Ring 4...

Страница 3: ... index mark lens barrel Fig 4 2 Focus the camera 3 Read the bellows extension amount mm from the distance scale on the side of the camera Fig 3 and align it with the scale on the floating ring In this case one stop is equivalent to an extension of 5 mm 4 Adjust the focus once more If the picture is taken after step 2 an adequately sharp image can be obtained When you want maximum sharpness to the ...

Страница 4: ... 2 of the lens is turned and the photography distance is aligned to the central index mark it is possible to read he depth of field magnification and exposure compensation amount Fig 7 The depth of field can be seen on the finder screen if the depth of field preview lever on the lens is pressed down Magnification Magnification is expressed by MAG The MAG number is the inverse of magnification 50 m...

Страница 5: ...nce from the outermost edge of the lens to the subject 2 The values on the left side of each column on the table are those when an auto extension tube is attached and the bellows are not extended The values on the right side of the column are those when the bellows are extended to the fullest 46 mm 4 ...

Страница 6: ...Depth of field Table 140mm 21 ...

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