QHY8L
Cooled Color Astronomy CCD Camera
User Manual
QHY8L User Manual V1.0
Страница 1: ...QHY8L Cooled Color Astronomy CCD Camera User Manual QHY8L User Manual V1 0...
Страница 2: ...CCD Camera User Guide Congratulations on your new QHYCCD series purchase Make sure you read this guide carefully before operating your new camera Time spent reading this guide will save you frustratio...
Страница 3: ...ng 2 USB cable 3 DC102 DC adapter 4 9 PIN power cable 5 Silicon gel tube one 6 STANDARD EQUIPMENT Make sure that the following items are included in your camera package If anything is missing contact...
Страница 4: ...ra Front Part 2 CCD Chamber Air socket 3 M42 0 75 Inner screw Depth 3mm 4 IR block optic window 5 Heat Sink Exhaust 1 2 3 4 8 7 6 9 6 9pin power socket 7 USB socket 8 Guiding Control signal socket RJ1...
Страница 5: ...successfully installed the LED of camera will flash Download and run the the driver version detector software from www qhyccd com download Html Click QHY8L button Check if it the installed driver the...
Страница 6: ...unt is from 0 to 90 What if dew forms on the surface of CCD chip How to avoid CCD sensor moisture in high humidity environments In certain environments when the temperature of the camera drop below th...
Страница 7: ...CD sealed chamber will get lower Please note too high of a pressure can damage the CCD chip and the cooling system Dew is formed on the IR cut glass If the cooling temperature is too low in a high hum...
Страница 8: ...D chamber is sealed and dry If there is a lot ice crystals around the chip this indicates a high relative humidity in the CCD chamber You must dry the CCD chamber 2 Check the air tightness of CCD seal...
Страница 9: ...t frame after the 1st expose and read out the 2nd frame after the 2nd expose However this mode is not suit for long expose time At this time QHY8L will use another mode It take only once expose and th...
Страница 10: ...e cooler of QHY8L can reach to 33 35 Centigrade difference in environmental temperature So need to avoid thermal shock Thermal shock means internal stress of cooler happen to change due to expansion o...
Страница 11: ...nual air pump If there is dirt that doesn t come off with the air pump you can use lens paper or a commercially available SLR camera cleaning kit Here is the correct procedure to follow with the lens...
Страница 12: ...e of the captured images can use the Noise Analyze function of EZCAP 4 The ideal average value is around 500 to 1000 If the value is higher then you should reduce the OFFSET If the value is lower then...
Страница 13: ...ions QHY8L back focus distance The back focus length of QHY8L is 20mm as shown without the center and angle adjustment ring If you connect the center and angle adjustment ring the rear cut off distanc...
Страница 14: ...hing the adjustment you should lock up the three screws EZCAP Simple first light Although QHY8L is supported by many 3rd party software we still suggest you strongly to use the software distributed wi...
Страница 15: ...of gray column to choose the appropriate range Click Live Focus option again Click the area of image to get a more precise target At this point it will show the analytic curve in the Screen View colu...
Страница 16: ...power of the cooler It can be adjusted by the PWM regulation section on the left The range of regulation is from 0 to 100 Auto Control will adjust the power of the cooler dynamically to maintain a con...
Страница 17: ...ameters like the value of GAIN OFFSET and the speed of read out Click the button of OK and back to the window Camera Control click the button of CONNECT Select the tab of Exposure from the window of C...
Страница 18: ...You can click it and Select high download speed for preview and focus 1 2 3 4 Please download the latest version of the ASCOM from http ascom standards org If there is the latest UPDATE of ASCOM do it...
Страница 19: ...age highlights You can remove dark spots which are caused by dust on the surface of the CCD Image calibration is a critical step for serious astronomical photography In order to obtain accurate calibr...
Страница 20: ...n you shoot image So you have to cover the lens cap of camera Set Exposure Time to 0 and then use the low speed to shoot many 10 50 sheets BIAS image Save and overlap them Use the function of average...
Страница 21: ...then continuous shoot 10 50 frame flat field images Save and overlay these images to form a FLAT Master image save the image To obtain an accurate flat field calibration Please note the following mat...
Страница 22: ...xpose Setting area the subframe will use the full frame click OK to save it 6 Choose Expose click Start QHY8L will take a photo WWW QHYCCD COM 7 After the photo show adjust the Screen Stretch to watch...
