Starlight Xpress Trius SX-56 Скачать руководство пользователя страница 9 | Manualshive

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Handbook for the SX-56 Full Frame camera Issue 1, 25

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October 2017

Maintenance and servicing information:

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Содержание Trius SX-56

Страница 1: ... KAF 16803 CCD which has 16 5 million 9uM square pixels in a 4096 x 4096 37mm square format Full Frame sensors require a mechanical shutter to obstruct light during readout so an important component of this camera is a unique roller blind shutter which is stepper motor driven and provides perfectly uniform exposures across the entire CCD surface Other important design features include high perform...

Страница 2: ...east 4Gb of memory If you intend to view the fin ished images on its screen then you will also need a graphics card capable of displaying an image in a minimum of 1920 x 1080 pixels and 32 bit colour A medium specification i5 with between 1GHz and 3GHz processor speed is ideal Please note that the SX 56 is not designed for USB1 1 operation and will give inferior results if used on USB1 1 Most USB3...

Страница 3: ...cess from popular third party software such as Sequence Generator Pro It will also work with MaximDL AstroArt Nebulos ity etc Testing the camera Plug the USB cable into the camera and then connect the 12v power cable This sequence is important to avoid firmware loading errors Do not leave the power connected for long periods when a USB connection is not available as this can leave the electronics ...

Страница 4: ...king a piece of aluminium foil to the input adaptor and punching a tiny hole in the centre using a pin or needle If the camera is on a tele scope you can try using ND filters or cutting a small hole in a card aperture cover to limit the light in put Clearly none of this is necessary if testing at night using a telescope on a dark sky To capture an image click on the Exposure tab and set a suitable...

Страница 5: ...Handbook for the SX 56 Full Frame camera Issue 1 25th October 2017 The exposure control menu A short exposure of M42 The histogram sliders have been set to show faint image detail ...

Страница 6: ... have the option of Auto saving image sequences This is set up by pressing the Auto Actions button and then setting up the desired sequence length and file name directory details Once selected close the Auto Actions menu and then select the number of frames required and the Auto Save option Pressing the Start Exposure button will initiate the imaging sequence If you want to end the sequence premat...

Страница 7: ... ghost image for some time after the original exposure has completed and it can be quite persistent The flood facility is in the Test menu and saturates the CCD with charge and then flushes away the contents of the pixels The bulk of the silicon retains an RBI charge pattern but this is now uniform and no longer shows as a recognisable image The flood technique does increase the background noise t...

Страница 8: ...e versions Other features of the SX 56 The SX 56 incorporates a 3 port USB hub which may be used to operate other low power peripheral accessories Examples are the SX Lodestar guide camera and the SX USB filter wheel To use these de vices you will need suitable mini B cables to interface with the port sockets on the rear of the cam era A set of suitable cables is supplied with the SX 56 and spares...

Страница 9: ...Handbook for the SX 56 Full Frame camera Issue 1 25th October 2017 Maintenance and servicing information ...

Страница 10: ...Open by using the Test facility in the SX Vision software The window can then be blown clean with an air cannon and the camera quickly returned to operation In more difficult cases you may want to open the front panel and directly access the window and shutter Both parts are readily accessi ble by removing the camera front plate as follows 1 Remove the 10 off M3 screws around the periphery of the ...

Страница 11: ...e motors Do not worry if this happens just rotate the motor shafts to align with the flats in the shutter drums and slide them back on The sapphire chamber window is now easily accessible for cleaning Although the sapphire is extre mely hard and scratch resistant be careful not to damage the anti reflective coating It is generally best to use an air cannon or soft brush to remove any loose particl...

Страница 12: ...ers of the window retaining plate Be careful that the window does not fall out when the retaining plate is removed 3 Hold a soft cloth in front of the camera and tip the camera body forwards The sapphire window will fall out onto your cloth and the CCD will be exposed for cleaning Argon refill You will need a cylinder of argon gas a regulator valve and a length of 4mm OD gas tubing These are easil...

Страница 13: ...he argon chamber you will need a simple adaptor to fit into the argon input port hole The hole is an M4 threaded bore and so the adaptor should be about 3 3 mm in outside diameter and about 5mm long This drawing shows a suitable design that can be made from acetal or PTFE plastic ...

Страница 14: ...d then turn off the flow and re fit the exhaust port sealing screw Now pull the adaptor out of the in put port and quickly re fit the input port sealing screw SX 56 specifications CCD specs Active area 36 8 x 36 8 mm Number of pixels 4096 x 4096 Pixel size 9 0 x 9 0 uM Read noise 9e typical Full well capacity Approx 100 000e Peak QE Approx 60 at 550nM Camera gain Typically 1 5e ADU Camera specs Si...

Страница 15: ...NTEE 1 The equipment shall only be used for normal purposes described in the standard operating instructions and within the re levant safety standards of the country where the equipment is used 2 Repairs under guarantee will be free of charge providing proof of purchase is produced and that the equipment is re turned to the Service Agent at the Purchaser s expense and risk and that the equipment p...

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