Canon EOS-1 Settings Manual Download

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AI Servo AF Custom Function

ISO Speed Settings Guide

Summary of Contents for EOS-1

Page 1: ...AI Servo AF Custom Function ISO Speed Settings Guide...

Page 2: ...ccurately on fast moving subjects by selecting an appropriate Custom Function This guide describes the features of these key Custom Functions and how to select and use the most appropriate settings A...

Page 3: ...king Method Continuously Follow One Subject with Main Focus Point Priority 24 C Fn III 3 AI Servo 1st 2nd Image Priority Determine the Relationship between AF Operation and Shutter Release During Cont...

Page 4: ...probability and precision of focusing However when the settings are not appropriate the probability and precision of focusing may actually be reduced AI Servo AF on the EOS 1D Mark IV uses a new AF al...

Page 5: ...nsistently capture subjects that move extremely quickly C Fn III 8 AF expansion and C Fn III 4 AI Servo AF tracking method Option 1 Continuous AF track priority will be effective Refer to the descript...

Page 6: ...tton Registration of AF points can be carried out during normal shooting conditions by manually selecting the AF point then while pressing the AF point selection button press the ISO button to registe...

Page 7: ...skater on the right hand side while shooting with a manually selected AF point on the left hand side this photo was shot by switching to a registered AF point on the right This feature is effective fo...

Page 8: ...and forth between horizontal and vertical positions the preset points will automatically switch according to the orientation By using this it is possible to shoot in rapid succession without button o...

Page 9: ...n automatically switched to the AF point at the top right of the screen By using AF point selection for each orientation this kind of shooting is possible EF300mm f 2 8L IS USM 1 1600 sec f 2 8 ISO320...

Page 10: ...ine sensor the probability of focusing on a net in the foreground or on the edge of the helmet is higher this will make it possible to focus on the AI Servo AF Custom Function C Fn III 6 7 Spot AF Not...

Page 11: ...letely defocused state may be slower Lens AF stop button on large diameter single focal length telephoto and super telephoto lenses Spot AF can be activated on super telephoto L type IS lenses by pres...

Page 12: ...and AF point will shift So for fast moving subjects where there is a chance of the AF point moving away in a short time and sports with lots of close play players that are not the primary point of foc...

Page 13: ...00 For illustration all AF points are shown at once Regardless of the fast or slow sensitivity options AF speed from the time the AF drive starts to the first focus is always optimized for maximum spe...

Page 14: ...s brief long means about 0 X sec this setting can be highly effective For example when shooting events like breast stroke and butterfly in swimming with repetitive patterns such as the swimmer going i...

Page 15: ...tion all AF points are shown at once Competitive swimming s breast stroke and butterfly can be highlighted as typical examples of sports where the athlete disappears and reappears at regular intervals...

Page 16: ...lected AF point expanded by 1 assist AF point all around is effective For example when the center AF point is selected a total of 6 points upper diagonal left and right same row left and right and low...

Page 17: ...sed The blue assist AF points are for illustrative purpose only and they do not actually light up in blue For sporting events that include dynamic up and down movement tracking the athletes with one A...

Page 18: ...ght of the selected AF point with area expansion is recommended You will want to use this setting with subjects having mainly horizontal movement however when held vertically it will be up down Assist...

Page 19: ...blue assist AF points are for illustrative purposes only and they do not actually light up in blue Option 1 Expanding 1 point on left and right is effective for sports like tennis characterized by ac...

Page 20: ...another subject comes into the foreground it will be treated as an obstruction by the manually selected AF point the center of the area expansion Results of focusing are used to detect the position of...

Page 21: ...illustrative purposes only and they do not actually light up in blue In cases where an obstruction cuts into the foreground and the AF tracking method is set to option 0 Main focus point priority focu...

Page 22: ...rity setting With the Main focus point priority option selected when a subject other than the primary subject moves into the area of the manually selected AF point usually in the center of the expande...

Page 23: ...posed The blue assist AF points are for illustrative purposes only and they do not actually light up in blue When you want to switch the focus and photograph the athlete that has come to the front wit...

Page 24: ...cific time is maintained for carrying out focusing Focusing on the subject has priority a specific time is maintained for carrying out focusing Rather than focus tracking of the subject continuous sho...

Page 25: ...en the photographer controls shutter release timing for the first frame If Tracking Priority is selected for subsequent frames during continuous shooting the camera will control shutter release timing...

Page 26: ...ered the foreground Disregard Other than the reaction time to when a subject comes into the foreground for both options 0 and 1 the AF tracking method will be set according to the option for tracking...

Page 27: ...stest response is used first even if it is not the manually selected focusing point Focusing control reverts to the manually selected focusing point as soon as possible if the movement of the subject...

Page 28: ...computation When the AI Servo AF is not in operation a photo of a moving subject is taken by suddenly pressing the shutter button fully The first image may not be focused in some cases When the shutte...

Page 29: ...anticipated subject movement then carries out focusing based on a prediction of the subject s location at the instant the shutter is released Prediction is an important point when using this function...

Page 30: ...background EF400mm f 2 8L IS USM 1 2500 sec f 4 ISO800 Shoot with a manually selected single AF point A case of the focus shifting to the background It is difficult to track an extremely fast subject...

Page 31: ...oses only and they do not actually light up in blue When using AI Servo AF for continuous shooting of moving subjects one of the most common issues is the focus shifting to the background instead of t...

Page 32: ...ity A case of the focus shifting to obstructions in the foreground When an obstruction appears in the foreground with C Fn III 4 0 the camera will focus on the obstruction because it is under the acti...

Page 33: ...ng subjects with AI Servo AF is when focus shifts to obstructions in the foreground The AF function basically operates to focus as quickly as possible on subjects that the AF point is covering meaning...

Page 34: ...ds EF200mm f 2L IS USM 1 500 sec f 4 ISO3200 Viewed at 100 on a computer screen you can see it is slightly blurred When viewed initially there is very little cause for concern however when viewed at 1...

Page 35: ...ment If it is camera shake or subject movement an effective countermeasure is to use a faster shutter speed Up to now if you thought increasing the shutter speed by one stop was sufficient to eliminat...

Page 36: ...quality even at high ISO speeds From ISO100 ISO12800 it is possible to set the EV value of the ISO speed from 7 stops up to the desired ISO speed level EF24 105mm f 4L IS USM f 8 ISO100 ISO1600 ISO200...

Page 37: ...level Nothing needs to be said about the great image quality of ISO100 800 which has been used often up to now In particular we would like you to refer to the image quality of ISO3200 and ISO6400 whic...

Page 38: ...38 ISO speed settings ISO25600 H1 102400 H3 image quality In situations with almost no lighting ISO 102400 can make the difference between getting the shot or not ISO25600...

Page 39: ...se these ultra high ISO speeds are outside of the normal range and there are some compromises in image quality There is a significant amount of noise and for some photographers the gradations are not...

Page 40: ...e to Strong Set C Fn II 2 High ISO speed noise reduction to option 0 Standard 1 Low 2 Strong 3 Disable and confirm the changes in image quality With High ISO speed reduction set from Disable to Standa...

Page 41: ...ion setting is set to a default setting option 0 of Standard In order to get an idea of the noise reduction function effects you should compare photos taken with ISO speeds of ISO1600 or higher by cha...

Page 42: ...utter speed In the ISO speed settings turn the dial from ISO100 default setting to the left to display A and set ISO Auto Shooting with manual exposure using the Auto ISO setting The exposure mode is...

Page 43: ...are set and then shooting is carried out Shooting begins in a bright location and as the camera is directed toward a darker location shooting takes place with the ISO speed increasing automatically Th...

Page 44: ...ise appearance at the actual printing size magnification Actual size sample of printing at A4 size two page full sized 420 x 297 mm 297 mm 420 mm 420 mm 297 mm Actual size sample of printing at approx...

Page 45: ...ming an image is magnified at 100 display on a monitor compared to the actual print size used Here we have placed high ISO speed images from an EOS 1D Mark IV shown at the magnification of two popular...

Page 46: ...O speeds ISO50 as ISO expansion To use low ISO speed ISO50 it is necessary to register the minimum low ISO speed setting L with Custom Function C Fn I 3 the same as with the high ISO speed options Wit...

Page 47: ...trast While continuously shooting moving subjects it is difficult to instantly switch the AF point to the desired location As introduced on pp 8 11 the registered AF point function is one useful funct...

Page 48: ...http cpn canon europe com www canon co uk eospro network...

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