Sekonic L-758DR manuale d’uso

DIGIT ALMASTER L-758DR L-758D L-758   Operating Manual[...]

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ENGLISH Safety Precautions Before using your light meter , please read this “Safety Precautions” carefully and use it properly . Indicates hazard or unsafe use that can result in personal injury or death. Indicates hazard or unsafe use that can result in personal injury or damage to your light meter . NOTE: Indicates a caution or limitation tha[...]

T able of Contents Safety Precautions T able of Contents 1. Parts Designation ............................................................................................... 1 1. Light Meter Parts .............................................................................................. 1 2. Supplied Accessories ................................[...]

ENGLISH 2-3 Cord multiple flash (cumulative) mode ....................................................... 24 2-4 Cordless multiple flash (cumulative) mode ................................................. 25 2-5 Flash analyzing function ............................................................................. 27 2-6 Wireless Flash Radio Trigger[...]

10.Care and Maintenance ...................................................................................... 56 FCC & IC compliance information ........................................................................ 57 T able of Contents[...]

-1- ENGLISH 1. Parts Designation ⑧ Flash Synchro terminal ② Lumisphere ④ Average / ∆ EV (Brightness Dif ference) button ⑤ Jog Wheel ⑥ ISO 2 button (“B” in radio channel setting) ⑪ ISO 1 button (“A” in radio channel setting) ⑳ Mid-T one button ("C" in radio channel setting) @3 Memory Clear button (“D” in radio c[...]

-2- 2. Supplied Accessories − #0 CD-ROM for Software (Data Transfer Software, USB driver , Operating manual and Software guide) #1 Sticker for Multi-key Operation and CS (Custom Setting) @6 Synchro T erminal Cap (Attached to meter) @7 Strap @8 Lens Cap (Attached to meter) @9 USB Cable #2 Quick Guide (in Japanese/English) #3 Operating Manual #4 Ba[...]

-3- ENGLISH 2. Explanation of the Liquid Crystal Display (LCD) Auto Electro-Luminescent Display (EL) • In low light (EV 6 or less), a green backlight will automatically illuminate the entire LCD. • The LCD will not be automatically illuminated during measurements, in Cordless Flash or Wireless flash radio triggering mode. • The Electro-lumine[...]

-4- In setting : ⑧ Flash analyzing : ④ Luminance : / (Only L-758CINE) Display in viewfinder ⑤ ⑥ 2. Explanation of the Liquid Crystal Display ① Measuring Mode Icons Ambient (see page 15) Auto-Reset Cordless Flash (see page 22) Cord Flash (see page 21) Wireless flash radio triggering mode (see page 28) ② Incident / Reflected Spot Mode Ico[...]

-5- ENGLISH ⑧ Shutter priority indicator , shutter speed display for still photography or frames per second (f/s) for cinematography Appears when Shutter Priority (T) is selected mode (see page 15) Appears when shutter speed is in minutes Appears when shutter speed is in full seconds Appears when cine speed is set in frames per second (see page 1[...]

-6- ⑭ Shutter angle (L-758CINE) Appears when shutter angle is set to a value other than 180 degrees (see page 19) ⑮ Illuminance mark / Luminance mark (L-758CINE) Appears when Foot-Candle is selected Appears when Lux is selected Appears when Foot-Lambert is selected Appears when cd/m 2 is selected 2. Explanation of the Liquid Crystal Display[...]

-7- Reference: • If the LCD screen turns of f immediately after the display appears when power is first applied, that is an indication that the battery is dead. Please promptly replace the battery . We recommend you always have a spare battery on hand. • A spare battery can be stored in a provided compartment of the L-758DR's case (see sti[...]

-8- 5. Auto Power Off function 1. T o conserve battery power , the meter will turn off about twenty minutes after last use. 2. Whether the Auto Power Saving feature turns the power of f or the Power button ⑫ is pressed, the settings and measured values remain stored in memory . When the Power button is pressed again the last settings are displaye[...]

-9- 8. Jog Wheel Lock or Lock Off 1. Hold down the Mode button ⑩ and ISO1 button ⑪ and “ LOC ” will appear to indicate that the Jog Wheel is locked. The last measurement is held until the lock is released, even if the Jog wheel ⑤ is accidentally moved. However , if the measurement button ⑭ is pressed, a new measurement is displayed with[...]

-10- 9. Setting the Measuring and Memory button configuration In the custom settings mode (refer to P40), the Measuring button and the Memory button can be set as follows. 1. For Incident measuring The Measuring button and Memory button is set in the standard configuration. (Described on Page 1 in Light Meter Parts) Please make sure that the defaul[...]

-11- 4. Basic Operation 1. Incident or reflected spot measuring 1. T o set for either incident or reflected light operation, turn the Incident / Reflected Spot Selector Dial ⑲ on the eye piece, to the desired position ( or mark) until it clicks. 2. When incident operation is selected, the mark will blink for ten seconds and when Reflected Spot op[...]

-12- 2. Setting measuring mode 1. Hold down the Mode button ⑩ and turn the Jog wheel ⑤ to select the desired mode. The mode switching sequence is shown in the chart below: 2. Modes enclosed in dotted lines can only be selected with custom setting. (See page 40) 3. Modes enclosed in lines can only be selected with L-758DR. For L-758D and L-758CI[...]

-13- 3. Incident Measurement Mode Incident light measuring is the measurement method that employs either the Lumisphere or Lumidisc functions. Measurements should be with the Lumisphere aimed towards the camera direction from the subject position. 1. Y ou can select extended or retracted lumisphere measuring positions by rotating the Lumisphere ret[...]

-14- 4. Basic Operation 4. Reflected Measurement Mode (spot metering) This method measures the brightness (luminance) of the light reflected from the subject. It is useful for distant objects such as landscapes, when you cannot go to the position of the subject, or for metering subjects that generate light (neon signs, etc.), highly reflective surf[...]

-15- 5. Measurement 1. Measuring ambient light In this measurement mode, we have the choice of shutter priority mode, aperture priority mode or EV mode. Hold down the Mode button ⑩ and turn the Jog wheel ⑤ to select ambient measurement mode . 1-1 Shutter Speed Priority mode 1. Hold down the Mode button ⑩ and turn the Jog wheel ⑤ to select S[...]

-16- •“ E.u ” (Exposure under) or “ E.o ” (Exposure over) appears when the combination of shutter speed and aperture is outside the display range. ☆ When E.O (Exposure Over) is displayed,it indicates that the measured exposure is outside the display range, changing the shutter speed to a faster setting with the Jog wheel will allow you [...]

-17- 1-2 Aperture Priority mode 1. Hold down the Mode button ⑩ and turn the Jog wheel to select aperture priority mode . 2. Turn the Jog wheel ⑤ to set the desired f stop value. 3. Press the Measuring button ⑭ to take a measurement. Release the Measuring button to complete the measurement. The measured value (shutter speed) at the time will b[...]

-18- 1-3 EV mode 1. T o activate EV mode, please set Custom setting no.5 and Item no.1. (See page 40) 2. Hold down the Mode button ⑩ and turn the Jog wheel ⑤ to select EV mode . 3 . Press the Measuring button ⑭ to take a measurement. Release the Measuring button to complete the measurement. The measured value (EV=Exposure V alue) at that time[...]

-19- 1-4 Cinematography 1. Hold down the Mode button ⑩ and turn the Jog wheel ⑤ to select ambient light shutter speed priority mode . 2. Turn the Jog wheel to select the Cine Speed for the camera that will be used. Cine Speed are displayed after 1/8000, 1/200, 1/400 and the unit is in frames per second (f/s). [L-758DR/758D] The following Cine S[...]

-20- 4. Setting the shutter angle (L-758CINE only). It is possible to set the shutter angle by turning the Jog wheel ⑤ while pressing Mode button ⑩ and ISO2 button ⑥ . Note: • Shutter angle: The angle can be set in the range of 1 ° to 10 ° (in 1 ° steps), 15 ° - 270 ° (in 5 ° steps) as well as, 12 ° , 17 ° , 22 ° , 144 ° and 172 ?[...]

-21- 2. Measuring electronic flash This method of measurement can be done in the following modes; with cord, without cord, and Wireless flash radio triggering mode (cumulative or non-cumulative). When Measuring flash light, the shutter speed and F stop value (value combining ambient light and flash light: total amount of light) are displayed. The a[...]

-22- Reference: • It is possible to switch the shutter speed between full, 1/2 and 1/3 stops by custom setting (See page 40). • The shutter speed can be set from 30 minutes to 1/1000 of a second. After 1/1000 sec, the meter can be set at the following intermediate speeds: 1/75, 1/80,1/90, 1/100, 1/200, or 1/400. • If the ISO sensitivity is ch[...]

-23- 3. When the Measuring button ⑭ is pressed, the mode mark will blink and the meter is ready to measure. The ready to measure mode will continue for approximately 90 seconds. During this time, trigger the flash to make a measurement. 4. If the 90 second period is exceeded and the blinking mark stops, press the Measuring button again to return [...]

-24- 2-3 Cord multiple flash (cumulative) mode These measurements are used when the light generated by the flash is inadequate for proper exposure. The repeated flash pops can be accumulated until the desired aperture is displayed. The cumulative number is infinite. Only one digit is displayed if the cumulative number is ten or more. Display return[...]

-25- NOTE: • The flash unit may flash when you connect the Synchro cord or operate the Power button. • When firing a flash to take measurements, check the camera's synchronizing range and set the proper shutter speed. • For flash units with low electric trigger voltage, the flash may not fire. In this case, make measurements in cordless [...]

-26- 2. When the light from the flash is received, the measured value (f stop) is displayed. Each time this is repeated, the accumulated value for the aperture and the number of cumulative flashes is displayed. 3. The ready to measure mode will be displayed for approximately 90 seconds. If the 90 second period is exceeded and the blinking mark stop[...]

-27- 2-5 Flash analyzing function When measuring flash light, the shutter speed and F stop value (combining ambient light and flash light: total amount of light) are displayed on the LCD screen and the ambient light and flash light are each displayed as separate values along with the total amount of light (combined flash and ambinent) on the analog[...]

-28- 2-6 Wireless Flash Radio T riggering With the Radio T ransmitter module plugged into the meters radio socket and a Receiver or Transceiver (PocketW izard ® ) connected to one or more electronic flash units, the meter provides a convenient system that enables one person working alone to measure flash output without the need of a sync cord. Pre[...]

-29- ↔ Each assigned button enables to set Quad-triggering zone directly . ISO 1 M.CLEAR MID.TONE ISO 2 “ A ”“ d ” “ c ” “ b ” 4. In the Quad-Triggering zone setting, after the channel is set to 17 to 32, the assigned buttons below are pressed. Pressing each of the buttons activates or deactivates the Quad- T riggering zone (A, b,[...]

-30- Reference: • Refer to the radio Receiver or T ransceiver instruction manual for the recommended operating method. • Maximum distance of the radio flash triggering system can vary depending on the placement of the remote Receiver or T ransceiver , direction of the radios antenna, distance from a large body of water or concrete wall and othe[...]

-31- 6. Advanced Functions 1. Memory function This meter can store up to nine measured values in memory for incident light and reflected light simultaneously . This feature can be used in the following modes; Ambient light : shutter speed priority , aperture priority or EV mode. Electronic Flash light : cord, cordless or wireless flash radio trigge[...]

-32- 2. A veraging function This function displays the average of up to nine of the values in memory . 1. Press the Measuring button ⑭ and take a meas- urement. Current measured value on the analog scale will blink. 2. Press the Memory button ⑦ and store the measured value in memory , and memorized value on the analog scale stops blinking. 3. W[...]

-33- 2 . Turn any secondary light source of f. Point the Lumisphere toward the main light source, from the position of the subject and take a measurement. Press the Memory button ⑦ and store the value in memory . 3. Press the A VE./ ∆ EV button ④ and display the “ A ”mark on the LCD indicating a standard value. 4. Turn the main lighting o[...]

-34- 6. Advanced Functions 4. How to use an incident illuminance (LUX or FC) meter (L-758DR/758D) 1. Turn the Lumisphere retracting ring ① to lower it to the (retracted) mark position. 2. Make sure that any compensation Exposure/Calibration compensation: see page 36 & 37, Compensation of camera exposure profile: see page 46 is canceled. 3. Se[...]

-35- 5. How to use a reflected luminance (cd/m 2 or FL) meter (L-758DR/758D) 1. Exposure/Calibration compensation: see page 36 & 37, Compensation of camera exposure profile: see page 46. 2. Set the meter to EV mode and ISO 100. 3. Set meter to spot reading for reflected light. T ake the measurement by looking through the finder and aligning so [...]

-36- 6. How to use the Exposure compensation function Exposure compensation can be made in precise 1/10 step increments in a +/- 9.9 EV range. Exposure compensation may be necessary when compensation for filters, bellows, extension tube, etc is required. 1. Set the measurement mode (incident light, reflected light) for the desired compensation. Y o[...]

-37- 6. Advanced Functions 7. How to use Calibration compensation function Calibration compensation can be made in precise 1/10 step increments in a +/- 1.0 EV . It provides the ability to match exposure measurements with meters to meters, correct exposure for special requirements, adjusts for film or digital cameras,etc. 1. Set the measurement mod[...]

-38- 6. Advanced Functions 8. Filter compensation 8-1 Filter compensation (1) It is possible to compensate for filter factor within a range of ± 5.0 EV in 1/10 steps. The measurement corresponding to the set compensation and can be displayed while pressing ISO2 button ⑥ . Highlight and shadow compensation values can also be enter for quick expos[...]

-39- 8-2 Filter factor number compensation (2) (L-758CINE only) When using the L-758DR for Cine/Video exposures, in cine industry , it is possible to set 7 different frequently used types of filters. 1. Select setting number 1 and item number 2 in the custom setting mode (see page 40). 2. The symbol of the desired filter from among the 7 types can [...]

-40- *1 1/10 stop fractions are displayed in full, 1/2 and 1/3 step increments. *2 Individual: LUX, FC, cd/m 2 or FL Compound: LUX+T+F , FC+T+F , cd/m 2 +T+F or FL+T+F (combination) * 3 Auto-Switching:In incident mode,Measuring/Memory buttons are standard (as they are),however ,in reflected mode, automatically two buttons are switched. Reference: ?[...]

-41- 1. T o enter the custom setting mode, the meter must first be turned off. Press Mode button ⑩ and turn the power on. 2. In the custom setting mode, ‘CS’ (custom setting) is displayed in the ISO display area, a setting number between 01-14 (L-758DR/758D) or 01-17 (L- 758CINE) is displayed in the shutter speed display area and item number [...]

-42- 7. Camera Exposure Profiling 1. Calibration testing for exposure profiling Since no two digital cameras, camera and light meter or different types of film are likely to agree on the same exposure, they need to be calibrated. The L-758DR (L-758D/L-758CINE) can be pro- grammed to match the sensitivity of film or digital camera sensor for prefect[...]

-43- ENGLISH 7. Camera Exposure Profiling It is necessary to test the cameras sensitivity , measure the actual dynamic range and know the clipping points of your digital camera and/or type of film and processing used before programming the L-758DR (L-758D/L-758CINE) meter for Exposure Profiling. Film exposures should be evalu- ated by scanning the [...]

-44- 7. Camera Exposure Profiling 2. Input test target data There are two ways to input the result of the test target data into the light meter: 1) Sekonic Data Transfer Software - install application software from the included CD-ROM and connect the com- puter and light meter via USB, and 2) Direct Input - Manually enter the test target data direc[...]

-45- ENGLISH 7. Camera Exposure Profiling 2-2 Manual Exposure Profile Input It situations where it is not possible or convenient to use a computer or the Sekonic Data T ransfer Software, Exposure Profile data can be entered into the L-758DR (L-758D or L-758CINE) directly . Below is the step by step process for manually entering a specific Exposure [...]

-46- 7. Camera Exposure Profiling 7) Setting compensation value Rotate the Jog wheel ⑤ while holding down ISO1 button ⑪ and ISO2 button ⑥ simultaneously . Compensation values can be made in 1/10 step increments in +/-5.0EV . 8) Setting Clipping point (-) Rotate the Jog wheel ⑤ while pressing A VE./ ⊿ EV button ④ . Clipping point can be [...]

-47- ENGLISH 7. Camera Exposure Profiling 1 1) Setting Clipping point (+) Rotate the Jog wheel ⑤ while pressing ISO2 but- ton ⑥ . Clipping point can be set from 0 to +7EV in 1/10 step increments. 12) Press the Measuring button ⑭ if you want to copy this ISO setting to all ISO setting (from ISO 3 to 8000) Reference: • T o return to a previou[...]

-48- 7. Camera Exposure Profiling 3. How to use Exposure Profiling mode 3-1 Selecting Camera Exposure Profiling Preset Camera Exposure Profiles (Camera 1, 2 and 3) can be recalled. 1) Press and hold down the ISO 1 button ⑪ ,while pressing the MID.TONE button ⑳ to select the desired Camera profile (Camera 1, 2 or 3). NOTE: • Holding down the M[...]

-49- ENGLISH 2) The EV scale displays Clipping points(+/-),Dy- namic range(+/-)and Mid. T one with a triangle " "icon. 3) Measured value exceeding Dynamic range will be displayed as a slow blinking " " icons.Measurements that exceed the clipping points will be displayed as fast blinking " " icons. Reference: • In the[...]

-50- 2) After setting the Mid.T one (ex.Incident reading), take measurements (highlight or shadow, etc. with spot reading) and memorize them to see if measurements are within Dynamic range or Clipping points. 3) Adjusting Mid.T one V alue If it becomes necessary to change the measured mid-tone value, press and hold down the MODE button while pressi[...]

-51- ENGLISH 4) Setting Mid.T one V alue from Memorized V alues After taking three or more reflected Spot measurements, select which memorized value on the analog scale should be the Mid-T one value. First enter the memory recall mode by pressing and holding the MODE button, while pressing the Memory button. Select one of the memorized values by ro[...]

-52- Synchro cord • This is a five-meter long cord with three plugs. An exposure meter , a camera, and a flash can all be connected at the same time. This is convenient when measurements are made, because it is not necessary to plug and unplug the synchro cord. 18% Gray Card • 18% gray card with cover (1 10mm x 102mm, 4 1/4” x 3 1/ 2”), fol[...]

-53- 8. Optional Accessories Wireless Flash Radio T riggering module (For the L-758D or L-758CINE. ) • Electronic flash units and/or cameras can de triggered wireless from the L-758 or L-758CINE with optional radio module using PocktWizard Receiver or T rans ceivers connected to them. Radio transmitter module (32 channels) Radio frequency FCC &am[...]

-54- · T ype : Digital exposure meter equipped with 1 ° spot viewfinder for ambient and flash light · Light receiving method : Incident light and reflected light · Light Receptors Incident light : Convertible to flat diffuser (with retracted Lumisphere) Reflected light : 1 ° spot with display in finder Metering distance 1m ~ ∞ · Light recep[...]

-55- Aperture : f/0.5 to f/161.2 (in 1, 1/2 or 1/3 steps) EV : EV -9.9 to EV 46.6 (in 1/10 steps) Analog scale : F-scale F0.7 – F90 (in 1/3 steps), (for 758DR/758D) F0.5 – F64 (in 1/3 steps), (for 758CINE) EV scale -7.0EV to +7.0EV (in 1/3 steps) Contrast function : +/- 9.9 EV (in 1/10 steps) Shutter angle (758CINE only) :1 ° ~ 10 ° (in 1 ° [...]

-56- NOTE: • Although this meter has an All-weather design for everyday use (JIS standard water resistance class 4), do not place it in water or use it underwater . This will cause it to malfunction. • T o avoid damaging this meter , never drop it or subject it to shock. • Avoid storing it in places with high temperatures or humidity . • Av[...]

-57- Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant T o Part 15 of the FCC Rules. These limits are designed to p[...]

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7-24-14, OIZUMI-GAKUEN-CHO, NERIMA-KU, T OKYO 178-8686 JAP AN TEL : +81 ( 0 ) 3-3978-2335 F AX :+81 ( 0 ) 3-3978-5229 http://www .sekonic.co.jp JH1297562[...]