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Gossen MetraWatt STARLITE, Руководство по эксплуатации

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GOSSEN Foto- und Lichtmeßtechnik

37

13

Technical data

Measuring capabilities

Incident light measuring
(option of flat or spherical diffusor)
Reflected light measuring, 
(measuring angle 1°or 5, viewing field ca. 12°)
Analogue and digital display
Contrast measuring
Average value calculation
(from up to 9 measuring values)
Flash light measuring (Cord/Noncord)
Display of ambient light portion
Multiple flash calculation
Zone system
CINE Meter (preset shutter angle 180°,
other angles adjustable in 5° steps)
Photometry (illumination, luminance,
flash power and luminance)

Light sensor

2 Sbc silicon photo diodes, color-corrected

Shortest measurement distance

approx. 100 cm

Measuring range of ambient light (at ISO 100/21°)

Incident

EV –2.5 to +18

Reflected 1°

EV 2.0 to +18

Reflected 5°

EV 0 to +18

Measuring range, at flash light (for ISO 100/21°)

Incident

f/1.0 to f/128

Reflected 1°

f/2.8 to f/128

Reflected 5°

f/1.4 to f/128

Measued value processing

digital

Repeatability

±1 digit (= 0.1 EV)

Film speeds

ISO 3/6° to ISO 8000/40° (in 1/3 steps)

Apertures

f/0.5 to f/128

Shutter speeds

Standard speeds: 1/8000 s to 60 min
adjustable additionally: 
s: 1/6000, 1/3000, 1/1500, 1/750, 1/350, 
1/180, 1/90, 1/45, 1/20, 1/10, 1/6, 1/3, 
1/0,7, 1.5, 3, 6, 10, 20. 45
m: 1.5, 3, 6, 10, 20, 45

Flash measuring times (sync speeds)

1 s to 1/1000 s 

Содержание STARLITE

Страница 1: ...Starlite Operating Instructions All in one ...

Страница 2: ...es 20 5 7 Taking measurements in the zone system 21 6 Measuring functions Flash light 23 6 1 Flash light measuring 23 6 2 Flash calculation for changed meas times 24 6 3 Multiple flash calculation 24 6 4 Average value 25 7 Taking a measuring outside the measuring range display range 26 7 1 Taking a measurem outside the meas range 26 7 2 Taking a measurement outside the display range 26 8 Setting a...

Страница 3: ...ton ISO 2 button Socket for the flash sync cord Diffuser ring reflected incident light measuring Display panel Description on page 9 Function buttons Reflected light measuring 1 Reflected light measuring 5 Incident light measuring for setting of Incident light measuring spherical diffuser flat diffuser ...

Страница 4: ...4 GOSSEN Foto und Lichtmeßtechnik Optical viewfinder Measuring button Measuring button Eyelet Serial interface Setting wheel for connection cord Lens cover ...

Страница 5: ...GOSSEN Foto und Lichtmeßtechnik 5 Serial number Battery DIP switches Battery compartment cover ...

Страница 6: ...ion the Starlite provides very accurate measuring results and is easy to operate Characterising of the Starlite Splashwaterproof housing Digital stop display in 1 10 stop increments Automatic display illumination Shutter speeds in full or 1 2 time values Second ISO value Incident light measuring with spherical flat diffuser Reflected light measuring option of 1 or 5 Flash measuring cord cordless D...

Страница 7: ...compart ment of the Starlite remove the old battery and insert the new one Observe the and polarity Please close the cover of the battery compartment 1 2 Self test After the new battery has been inserted the micro computer will carry out a self test Here every display segment of the display panel appears The self test takes about 10 s It can however be interrupted before by pressing any button As ...

Страница 8: ...dditional characteristics and functions which can be selected using the DIP switches in the battery compartment DIP 1 Selection STILL Photography CINE and PHOTOMETRY DIP 2 Selection SHUTTER SPEEDS 1 1 or 1 2 DIP 3 Selection DISPLAY UNIT photometry DIP 4 Selection Measuring function ZONES Zone System fc fL 1 2 t Steps CINE lx cd m2 1 1 t Steps STILL 4 3 2 1 DIP 4 DIP 3 DIP 2 DIP 1 ...

Страница 9: ... warning signal 11 Display signal seconds s minutes m 12 Display signal average AVR and M memory 13 Display signal photometry Illuminance lx fc Luminance cd m2 fL Time integral values lx s fc s cd m2 s fL s 14 Analogue scale 15 Left digital displays for f stop f Exposure value EV Correction values Multiple flash calculation Average f Number of measurings Zone Ready for flash F Photometric measurin...

Страница 10: ... value from the memory By pressing the measuring button a new measurement is taken The measuring values of the last measurement remain stored in the memory until a new measure ment is taken The Starlite has separate memories for ambient and flash light measuring 2 3 Key Lock It makes sense to activate the key lock to avoid switching on the Starlite by accident Activating the key lock press ISO and...

Страница 11: ... Starlite memory The film speed you have selected either ISO or ISO2 appears in the top right corner of the display panel ISO2 as long as the ISO2 button is pres sed When the ISO2 button is pressed the converted shutter speed f stop values are displayed on the basis of the last measuring Therefore you no longer have to carry out time consuming calcula tions when working with 2 films of different s...

Страница 12: ...ting wheel The setting wheel allows you to change values and functions Presetting for ambient flash and ISO Calling up shutter speed f stop combinations after measuring Multiple flash calculation Allocation of zones Selection of shutter angles in the CINE function 3 4 Measuring buttons and With the measuring button you can trigger off a new measurement and delete all previous measuring values The ...

Страница 13: ...following measuring modes can be selected using the diffuser ring at the measuring head Reflected light measuring 1 spot measuring Reflected light measuring 5 Incident light measuring flat diffuser Incident light measuring spherical diffuser The optical viewfinder with measuring angles of 1 and 5 for reflected light measuring is also located in the measuring head Due to these measuring angles it i...

Страница 14: ...Taking measurements using the incident light method in particular can produces perfectly exposed shots With the incident light mode the Starlite measures with its diffuser the incident light from the subject towards the camera This guarantees that the tone quality of the picture is equivalent to that of the subject This is especially important for very bright or dark subjects Even under very diffi...

Страница 15: ...e measur ing values always depend on the reflection of the subject As a result of this bright subjects are reproduced darker and are therefore not properly exposed If the exposure measurement is carried out in accordance with the reflected light measuring method it is advantageous to use a grey chart 18 diffuse reflection Furthermore you can also be given the average values of up to 9 meas uring v...

Страница 16: ...erture priority Press the measuring button to take a measurement The measured exposure time appears on the right digital display The f number is auto matically adjusted to the time measured in 1 10 stop increments Furthermore the f number which is rounded to 1 2 stop increments is displayed as a mark on the analogue scale Other shutter speed f stop combinations can be selected using the setting wh...

Страница 17: ...lect other paired f stop exposure time values with the setting wheel Instead of the full exposure time values also 1 2 time values can be set by activating DIP switch 2 5 3 Exposure value EV Press the button to measure The measured exposure value EV appears on the left digital display resolution in 1 10 stop increments and the f stop is marked additionally on the analogue scale rounded to 1 2 stop...

Страница 18: ...ocess The actual measuring value flashes on the analogue scale After releasing the measuring button the measured subject contrast range appears on the analogue scale Illumination contrast with flat or spherical diffuser Keep the measuring button pressed to measure the different light sources The first measuring value appears on the left digital display It is constanly displayed as a reference valu...

Страница 19: ...s calculated After each measurement with the average of all previous measuring values is displayed The average AVR appears on the left digital display f or EV with f numbers in 1 10 incre ments and flashing on the analogue scale rounded to 1 2 stop increments In the middle of the display the number of measurements M is displayed 4 measurements in the example Incident light with flat or spherical d...

Страница 20: ...son the Starlite can also be set additionally to half time values The selection is made activating the DIP 2 switch 1 1 full time values Exposure times are displayed in 1 1 full time values or when using the CINE function in the standard CINE film speeds 1 2 half time values Exposure times are displayed in 1 2 half time values With this function additional CINE speeds are displayed DIP 2 ...

Страница 21: ...dle zone determine the exposure correction and the changes in the development process which are to be applied correspondingly Taking measurements in the zone system For using the zone system activate the switch DIP 4 in the battery compartment Set the diffusor ring at the mesuring head to the reflected light 1 Keep the left function button pressed and select the sub function ZONE using the setting...

Страница 22: ...suring process is completed and you then switch over to the function ambient light and the desired measuring function the value measured in the zone V is displayed as shutter speed f stop combination Additionally the flashing ZONE symbol is displayed Now you can select further shutter speed f stop combinations using the setting wheel If by mistake you take a zone measurement in the incident light ...

Страница 23: ... function is displayed with Set the desired measuring time sync speed using the setting wheel The measuring times range from 1 s to 1 1000 s Press the measuring button The Starlite is ready to measure for about 45 s as long as F is displayed on the display panel Trigger flash When using a sync cord the flash is triggered and measured automatically when pressing The measured f number sum of flash l...

Страница 24: ...t the flash light duration is not longer than the preselected measuring time If this is the case a new measurement must be taken 6 3 Multiple flash calculation Occasionally the light output from a single flash may not be sufficient to enable you to work at the aperture desired In that case you can preselect the desired f stop Keep the right function button depressed and select with the setting whe...

Страница 25: ...account in the calculation of the average value After each measurement with the average value of all previous measurements is always displayed The average value AVR is shown in the digital display at the left with fine adjustment in 1 10 stop increments and shown as a flashing mark in the analogue scale rounded to the nearest 1 2 f stop However the ambient light portion is not indicated In the cen...

Страница 26: ...utside the measuring range of the Starlite If it is too dark or too bright during the measure ment Err Error appears in the left digital display 7 2 Taking a measurement outside the display range If the symbol uu oder nn appears in the right or left digital display the measurement has been taken but the result is outside the display range Use setting wheel to move into the display range ...

Страница 27: ... the correction value is indicated in stops Input in 1 10 EV small digits in the range of 9 9 exposure value stop increments For correction values which extend the exposure a appears in front of the number Example 3 1 stops correspond to the extension factor 8 6 For corrections which shorten the exposure only the left display appears as EV difference in stop increments By pressing one of the funct...

Страница 28: ...er in front of the viewfinder and press the measuring button The light reducing effect will be indicated automa tically in the display as EV stop and extension factor 8 1 2 Deleting correction values In the function correction values chapter 8 1 page 27 you have two possibilities of deleting pre programmed correction values by manually resetting using the setting wheel to EV 0 and extension factor...

Страница 29: ... and hold the left function button and using the setting wheel set the speed f s The function is shown in the display as Set the desired CINE speed using the setting wheel Contrast chapter 5 4 page 18 and average value measurements chapter 5 5 page 19 can also be carried out Using the switch DIP 2 additional CINE speeds can be switched on 9 2 Taking measurements in the CINE function Take a measure...

Страница 30: ...in the right display Set the required angle in 5 stop increments using the setting wheel By pressing a function button or you move back into the measuring function The selected angle is shown in the display with the symbol A shutter angle other than 180 has a direct influence on all measuring functions in the CINE function corrected measuring values are shown directly in the display These angle co...

Страница 31: ...urement values are displayed in Anglican measuring units fc fcs fL fLs This means the values do not have to be converted Press and hold the left function button and select the sub functions illumination or luminance using the setting wheel Depending on the DIP 3 switch setting lx or fc will appear in the display 10 2 Measuring the illumination Lux lx or footcandle fc Set the measuring head to inci...

Страница 32: ... measuring head to reflected light or incident light measuring The corresponding display unit is set and shown in the display Set with the right function button the function flash light Pre select the desired measuring time using the setting wheel this can be found on the right hand side of the display panel Activated half time stop increments are also displayed Start flash measuring using the mea...

Страница 33: ...particu lar features of your camera the brand of film your developing method and your subjective evaluation We recommend the following methods Take the reflected light and incident light measure ments of several normal subjects grey chart and color charts are extremely suitable for this and make a series of exposures using values given by your Starlite for each of these on your film The first shot...

Страница 34: ...lumination contrast by way of the incident light measuring method and subject contrast using the reflected light measuring method In both cases the ana logue display shows the contrast The proper exposure for your subject can not be achieved if you measure the brightest and darkest areas These should be either a medium grey in the subject or should form the average value from the measurement resul...

Страница 35: ...should be based on the highlights For color reversal films the bright areas that are crucial for the shot are important Bear this in mind and use somewhat shorter rather than longer exposure This produces more brilliant and richer colors Night atmosphere If you wish to realistically capture the night atmos phere with a lot of dark and little detail you must use less exposure than your Starlite dis...

Страница 36: ...ficient expo sure Due to the particularly high degree of reflec tion of snow important areas of the subject would be under exposed For measurement adjustment use 1 to 1 5 EV higher But the better solution is of course to use the incident light measuring method which produces precisely the right measurement result If you wish to achieve particular effects such as subtle shade nuances in the snow re...

Страница 37: ...power and luminance Light sensor 2 Sbc silicon photo diodes color corrected Shortest measurement distance approx 100 cm Measuring range of ambient light at ISO 100 21 Incident EV 2 5 to 18 Reflected 1 EV 2 0 to 18 Reflected 5 EV 0 to 18 Measuring range at flash light for ISO 100 21 Incident f 1 0 to f 128 Reflected 1 f 2 8 to f 128 Reflected 5 f 1 4 to f 128 Measued value processing digital Repeat...

Страница 38: ...ctors EV 9 9 to 9 9 EF 1 0 to 955 Key lock Battery 1 5 V AA or a 1 2 V rechargable battery Battery life For over 5000 measurings with alkaline man gan batteries with an assumed flash measurement proportion of 30 and acti vated display illumination of 3 Dimensions approx 164 x 66 x 26 mm Weight without battery approx 195 g Included accessories Case strap battery Instruction manual Brief operating i...

Страница 39: ...rvice If repair or adjustment should ever become neces sary please send your Starlite carefully packed to Bogen Photo Corp 565 East Crescent Avenue Ramsey NJ 07446 0506 www bogenphoto com Recommend books The Negative Anselm Adams The Zone System Hank Roelfsema The Art of Photography Bruce Barnbaum Beyond the Zone System Phil Davis ...

Страница 40: ...inted in Germany Subject to change without notice 15080 2 6 01 Bogen Photo Corp 565 East Crescent Avenue Ramsey NJ 07446 0506 Tel 201 818 9500 Fax 201 818 9177 email lesb bogenphoto com www bogenphoto com ...

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