Starlight-xpress SXVR-H694 Manual do Utilizador

Handbook for the SXVR-H694 Issue 1 March 20121The SXVR-H694 USB2 CCD cameraThank you for purchasing a Starlight Xpress CCD camera. We hope that you wi

Handbook for the SXVR-H694 Issue 1 March 201210F = 0.00545 * 205920 / 0.25 = 4489mmThis is approximately F22 when used with a 200mm SCT and so we will

Handbook for the SXVR-H694 Issue 1 March 201211focus frame for best visibility of the star image. It defaults to maximum stretch (12bits), which is ge

Handbook for the SXVR-H694 Issue 1 March 201212Most competitive brands of CCD camera require a ‘dark frame’ to be subtracted fromyour images to achiev

Handbook for the SXVR-H694 Issue 1 March 201213Processing a deep-sky image:The following instructions include the subtraction of a dark frame, but thi

Handbook for the SXVR-H694 Issue 1 March 2012143) The resulting image will probably look faint and dull, with a pale background dueto light pollution.

Handbook for the SXVR-H694 Issue 1 March 201215Other things to try, include summing several images for a better signal to noise ratio.Summing can be d

Handbook for the SXVR-H694 Issue 1 March 201216press a computer key. The images will be saved in FITs format with sequential namessuch as ‘Img23, Img2

Handbook for the SXVR-H694 Issue 1 March 201217After the application of an ‘Unsharp mask’In general terms, the larger the image and the worse the seei

Handbook for the SXVR-H694 Issue 1 March 201218either an off-axis prism assembly mounted in front of the SXVR camera, or with aseparate guide telescop

Handbook for the SXVR-H694 Issue 1 March 201219The autoguider installed on a 70mm refractor guide ‘scope in the author’s garden (thecamera shown is th

Handbook for the SXVR-H694 Issue 1 March 2012277% in yellow light, and an extremely low dark current, well below that of anycomparable CCD currently a

Handbook for the SXVR-H694 Issue 1 March 201220The autoguider control panel with a guide star selected2) Press the ‘Start’ button and a series of 1 se

Handbook for the SXVR-H694 Issue 1 March 2012219) Now press ‘Go to main camera’ and the guider control panel will be replacedby the camera control pan

Handbook for the SXVR-H694 Issue 1 March 201222The two serial connections are in the form of standard RS232 PC style plugs andprovide TX, RX and Groun

Handbook for the SXVR-H694 Issue 1 March 201223Flat fields are images, which display only the variations of illumination andsensitivity of the CCD and

Handbook for the SXVR-H694 Issue 1 March 201224After the above procedures have been executed, the flat field will be ready for use.Load up your image

Handbook for the SXVR-H694 Issue 1 March 201225The high density parallel port socket provides both control and power for the add-onautoguider, but als

Handbook for the SXVR-H694 Issue 1 March 201226surface is free of contamination. One gentle wipe from one end to the other, with noreturn stroke, will

Handbook for the SXVR-H694 Issue 1 March 201227CCD pixels: 2750 x 2200 pixel array. Each pixel is 4.54 x 4.54uM squareWell depth: Full res. mode 18,00

Handbook for the SXVR-H694 Issue 1 March 201228Dear Observer,Thank you for purchasing a Starlight Xpress CCD Imaging System. We are confident that you

Handbook for the SXVR-H694 Issue 1 March 20123Installing the USB system:First, find a free USB socket on your PC and plug in the USB cable (do not con

Handbook for the SXVR-H694 Issue 1 March 20124At the end of this process, the USB interface will be installed as a ‘BlockIOClassdevice’ and the camera

Handbook for the SXVR-H694 Issue 1 March 20125various other version details etc. Click ‘OK’ and the main camera control panel willnow be seen.As can b

Handbook for the SXVR-H694 Issue 1 March 20126Or2) Create a ‘Pin hole’ lens by sticking a sheet of aluminium baking foil over the endof the adaptor an

Handbook for the SXVR-H694 Issue 1 March 20127Point the camera + lens or pinhole towards a well-lit and clearly defined object somedistance away. Now

Handbook for the SXVR-H694 Issue 1 March 20128moderate improvement in the image sharpness, and this can be very effective ondaylight images.Too much h

Handbook for the SXVR-H694 Issue 1 March 20129When the par-focal eyepiece is fitted into the telescope drawtube, you can adjust thefocus until the vie