Polaroid ST-8E Manuel d'utilisateur

Operating ManualCCD Camera ModelsST-7E, ST-8E and ST-9ESanta Barbara Instrument Group1482 East Valley Road • Suite 33PO Box 50437Santa Barbara, CA 931

Section 2 - Introduction to CCD CamerasPage 6horizontal register of pixels. This register collects a line at a time and thentransports the charge pac

Section 2 - Introduction to CCD CamerasPage 7Host ComputerClock DriversPreamp16 Bit A/DMicro- controllerTracking CCDImaging CCDShutterTE CoolerPC Inte

Section 2 - Introduction to CCD CamerasPage 8using passive radiators and a small fan, making the design and operation of the heads simpleand not incon

Section 2 - Introduction to CCD CamerasPage 9have a single stage TE cooler and a temperature sensing thermistor on the CCD mount tomonitor the tempera

Section 2 - Introduction to CCD CamerasPage 10minute, eliminating the many "hot" pixels one often sees across the image, which are simplypix

Section 2 - Introduction to CCD CamerasPage 11(High = 9µ2 pixels, Medium = 18µ2 pixels, Low = 27µ2 pixels). When binning is selected theelectronic ch

Section 2 - Introduction to CCD CamerasPage 12readout noise less. It is handy when no connection to the telescope drive is possible. SBIG isproud to

Section 2 - Introduction to CCD CamerasPage 13purpose is simply to make a record or catalog the image file for easy identification, a dot matrixor las

Section 3 - At the Telescope with a CCD CameraPage 153. At the Telescope with a CCD CameraThis section describes what goes on the first time you take

Note: This equipment has been tested and found to comply with the limits for a Class B digitaldevice pursuant to Part 15 of the FCC Rules. These limi

Section 3 - At the Telescope with a CCD CameraPage 16*DECRA Figure 3.1 Orientation of the Optical Head Viewed from Back.(Pixel 1,1 is at the upper le

Section 3 - At the Telescope with a CCD CameraPage 17This preliminary step will save you much time in initially finding focus. The approximatedistanc

Section 3 - At the Telescope with a CCD CameraPage 18the eyepiece barrel. The next time the CCD is used the eyepiece should be first inserted intothe

Section 3 - At the Telescope with a CCD CameraPage 19using the Dark Subtract command. By subtracting the dark frame, pixels which have higherdark cur

Section 3 - At the Telescope with a CCD CameraPage 20Another aspect of the Focus command and its various modes is the Camera Resolution3setting in the

Section 3 - At the Telescope with a CCD CameraPage 21One of the reasons that SBIG autoguiders are often better than human guiders is that,rather than

Section 3 - At the Telescope with a CCD CameraPage 22Color imaging places some interesting requirements on the user that bear mentioning.First, many c

Section 4 - Camera HardwarePage 234. Camera HardwareThis section describes the modular components that make up the CCD Camera System andhow they fit i

Section 4 - Camera HardwarePage 24required is that with most modern telescope mounts the drift over the relatively short 1 minuteinterval is small eno

Section 4 - Camera HardwarePage 25the relay is inactivated there is a connection between the Common and the Normally Closedcontact. When the relay is

iTable of Contents1. Introduction...11.1

Section 4 - Camera HardwarePage 26potentiometerABCA: Unmodified Joystickwiper B: Modified Joysticknccno+ relayAB Cnccno- relayFigure 4.3 - Joysti

Section 4 - Camera HardwarePage 27CameraA/DResolutionTemperatureRegulationElectromechanicalShutter/ShutterWheel/VaneElectronicShutterST-5C 16 bits Clo

Section 4 - Camera HardwarePage 28CameraCCD Used Number ofPixelsPixelDims.ArrayDimensionReadNoiseFull WellCapacityTrackingCCDTC-211 192 x 164 13.75 x

Section 4 - Camera HardwarePage 29length is the focal length of the telescope or lens. Also remember that 1° = 3600arcseconds.Read Noise - The readou

Section 4 - Camera HardwarePage 30C8, 8" f/10 LX200, 10" f/3514" f/11CameraField ofView(arcmins)PixelSize(arcsecs)Field ofView(arcmins)

Section 4 - Camera HardwarePage 31wires connects to the CFW-6. The black wire of the three-wire group mates to the brown orblack wire of the CFW-6.4.

Section 5 - Advanced Imaging TechniquesPage 335. Advanced Imaging TechniquesWith practice, you will certainly develop methods of your own to get the m

Section 5 - Advanced Imaging TechniquesPage 345.4. Taking a Good Flat FieldIf you find that flat field corrections are necessary due to vignetting eff

Section 5 - Advanced Imaging TechniquesPage 35functions except when you are in Full Frame Focus Mode. It will then automatically switch toLow Resolut

ii4.5. Modular Family of CCD Cameras...264.6 Connecting the older model CFW-6

Section 5 - Advanced Imaging TechniquesPage 36what alignment operations were done to the individual components of IMAGEto achieve the end result. In

Section 5 - Advanced Imaging TechniquesPage 37mechanical problems, though. You still need a good polar alignment and a rigid mountbetween the guide s

Section 6 - Accessories for your CCD CameraPage 396. Accessories for your CCD CameraThis section briefly describes the different accessories available

Section 6 - Accessories for your CCD CameraPage 40ambient temperature if ambient temperature water is used. If colder water is used, the headmay fog

Section 6 - Accessories for your CCD CameraPage 416.6. SGS - Self-Guided SpectrographThe SGS Self Guided Spectrograph takes the tedium out of spectros

Section 6 - Accessories for your CCD CameraPage 426.8. SBIG Technical SupportIf you have any unanswered questions about the operation of your CCD came

Section 7 - Common ProblemsPage 437. Common ProblemsThis section discusses some of the more common problems others have encountered whileusing our CCD

Section 7 - Common ProblemsPage 44following suggestions.The easiest method of finding objects is to use a reticule eyepiece, if the object isbright en

Section 7 - Common ProblemsPage 45cause A/D Timeout and other parallel errors. Refer to you computer manual for howto use the BIOS Setup utility to c

Section 1 - IntroductionPage 11. IntroductionCongratulations and thank you for buying one of Santa Barbara Instrument Group's CCDcameras. The mo

Section 8 - GlossaryPage 478. GlossaryAntiblooming Gate - When a CCD pixel has reached its full well capacity, electrons caneffectively spill over int

Section 8 - GlossaryPage 48Flat Field - A Flat Field is a image with a uniform distribution of light entering the telescope.An image taken this way is

Section 8 - GlossaryPage 49can be changed. Subsequent downloads will be of the area inside the box resulting in amuch faster update rate.Quantum Effic

Section 8 - GlossaryPage 50High levels of sky background can increase the noise in images just like dark current.For some objects deep sky filters can

Appendix A - Connector PinoutsPage 51A. Appendix A - Connector ad CablesThis appendix describes the various connectors and cables used with the ST-7E/

Appendix A - Connector PinoutsPage 52Telescope port with our TIC-78 (Tracking Interface Cable), or you can make your own cable.Figure A1 below shows t

Appendix B - File FormatsPage 53B. Appendix C - MaintenanceThis appendix describes the maintenance items you should know about with your CCD camerasys

Appendix C - Capturing a Good Flat FieldPage 55C. Appendix C - Capturing a Good Flat FieldThis appendix describes how to take a good flat field. A g

Section 1 - IntroductionPage 21.2.1. CCDOPS SoftwareFollow the instructions below to run the CCDOPS software and display and process sampleimages incl

Index57A/D converter, 8, 27accessories, 41adaptive optics, 40antiblooming, 29, 45Antiblooming Gate (def), 45AO-7, 40astrometric measurements, 45Astrom

Index58flip, 19focal length, 30focal reducer, 40Focal Reducer (def), 46focusDim mode, 18, 19fine, 17Full frame mode, 17Full Frame mode, 19peak, 17Plan

Index59separations, 19setup, 15SGS-Self Guided Spectrograph, 41sharpen, 19shutter, 8signal to noise ratio, 22, 29sky background, 5, 20smoothing, 19sna

Section 1 - IntroductionPage 3• Load up the other sample images and display them using the photo displaymode.• If you find that the display is too dar

Section 2 - Introduction to CCD CamerasPage 52. Introduction to CCD CamerasThis section introduces new users to CCD (Charge Coupled Device) cameras an