Canon EF180mm f/3.5L MACRO USM manuale d’uso

EF180mm f/3.5L MACRO USM Instruction ENG C OP Y[...]

ENG-1 The Canon EF180mm f/3.5L MACR O USM lens is a high-performance telephoto macro lens f or EOS cameras that can be used f or nor mal photograph y and close-up pictures up to 1:1, or life-siz e, magnification. • "USM" stands for Ultr asonic Motor . Features 1. The floating system and UD element result in e xcellent delineation at all[...]

ENG-2 a Safety Precautions a Safety Precautions • Do not look at the sun or a bright light source through the lens or camera. Doing so could result in loss of vision. Looking at the sun directly through the lens is especially hazardous. • Whether it is attached to the camera or not, do not leave the lens under the sun without the lens cap attac[...]

ENG-3 Nomenc lature Hood mount ( → 5) Filter mounting thread ( → 11) Focusing ring ( → 4) Focusing distance range selection switch ( → 5) Focus mode switch ( → 4) Distance scale ( → 6) Contacts ( → 4) Tripod mount ( → 10) Lens mount index ( → 4) Orientation locking knob ( → 10) Distance index ( → 6) Depth-of-Field scale ( → [...]

ENG-4 See your camera’ s instructions for details on mounting and detaching the lens. • After detaching the lens, place the lens with the rear end up to prev ent the lens surface and electrical contacts from getting scratched. • If the contacts get soiled, scratched, or hav e fingerpr ints on them, corrosion or faulty connections can result. [...]

ENG-5 Y ou can set the focusing distance range to 0.48 m/1.6 ft. to infinity or 1.5 m/4.9 ft. to infinity . By setting the suitable f ocusing distance range, the actual autofocusing time can be shorter . 3. Switching the Focusing Distance Range If you autof ocus outside the set focusing distance r ange, the lens ma y stop focusing at the start of t[...]

ENG-6 6. Depth-of-Field Scale The depth of field is the distance in front of and behind the plane of focus on the subject that appears sharp. The depth of field is indicated by the area between the depth-of-field scale lines below the distance scale. The number on the scale is the F v alue. The depth-of-field scale is an approximate indicator . 5. [...]

ENG-7 7. Picture T aking • Image quality deteriorates near the minimum aper ture opening due to diffraction. • The magnification refers to the r atio between the subject’ s size and the corresponding image size on the focal plane . On the distance index, it is indicated as 1:x. •T o prev ent camera shake , using a Remote Switch (both sold s[...]

ENG-8 8. About Exposure • The correct exposure f or a close-up shot largely depends on the subject. Therefore, it is recommended to take se veral shots of the same subject at different e xposures. • When taking close-up shots, it is recommended to use aper ture-priority AE (Av) or Manual (M) picture-taking modes, because depth of field and expo[...]

ENG-9 9. Macr o Flash (Sold Separately) The Canon Macro Ring Lite MR-14EX or the Macro T win Lite MT -24EX enables fully automatic macro flash photograph y up to 1x magnification in E-TTL autoflash mode. Install the Macro Lite Adapter 72C (sold separately) on the filter mounting thread on the front of the lens for macro flash photog raphy . F or no[...]

ENG-10 10. Using the T ripod Mount Adjusting the Rev olving Mount Y ou can loosen the or ientation lock-knob on the tripod mount to allow it to rotate as needed to fit a par ticular camera model f or switching between v er tical and horizontal positions. Detaching First remov e the lens from the camera and then remov e the tripod mount from the len[...]

ENG-11 Y ou can attach filters to the filter mounting thread on the front of the lens. 11. Filters (Sold separately) Y ou can attach Extension T ube EF12 II or EF25 II for magnified shots . The shooting distance and magnification are shown below . 12. Extension T ubes (Sold separately) Manual f ocusing is recommended for accurate f ocusing. • If [...]

ENG-12 • First attach the Extender to the lens, then attach the lens to the camera. Detach it from the camera in the re verse order . If you attach the lens to the camera first, misoperation ma y occur . • With the EF1.4X II Extender attached, autofocusing is enab led from 0.8 m/2.6 ft. to infinity . A utof ocus mode cannot be used to take pict[...]

ENG-13 Attaching a 500D (72mm) Close-up Lens enables close-up photogr aphy . Magnification will be 1.48 × – 0.36 × . 14. Close-up Lenses (Sold separately) • Close-up Lens 250D cannot be attached because there is no size that fits the lens. • Manual f ocusing is recommended for accurate f ocusing. C OP Y[...]

ENG-14 Specifications Focal Length & Max. Aperture 180 mm, f/3.5 Lens Construction 14 elements in 12 groups Min. Aperture f/32 Angle of View Diagonal: 13°40’ V er tical: 7°40’ Horizontal: 11°25’ Min. Focusing Distance 0.48 m / 1.6 ft. Max. Magnification 1 × Field of view 24 × 36 mm / 0.9 × 1.4 inch (at 0.48 m) Filter Diameter 72 mm [...]

© CANON INC. 2002 CT1-7510-010 2009.7 C OP Y[...]