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INSTRUCTION MANUAL 

ESPRIT 150 ED Super APO 

 

Copyright © Sky-Watcher 

SL131119 

Summary of Contents for ESPRIT 150 ED Super APO

Page 1: ...1 INSTRUCTION MANUAL ESPRIT 150 ED Super APO Copyright Sky Watcher SL131119...

Page 2: ...7 Installing a 48mm filter inside the focal extender 8 Installing the field flattener and a CCD Charge Coupled Device camera 8 Installing the field flattener and a CCD camera continued 9 Focusing 9 Fr...

Page 3: ...ses ensure a larger and clearer aperture and also extremely minimized halation Quick overview 150 mm apochromatic 3 element refractor 1050 mm f 7 Metallic high transmission lens coatings 3 CNC machine...

Page 4: ...ries Once open you will find 1 The telescope with dew cap retracted 2 The 9x50 erect image finder scope with tube rings and mount 3 The 2 50 8mm diagonal 4 The 2 element thread on field flattener used...

Page 5: ...on the optical tube When it is correctly aligned with the telescope objects can be quickly located and brought into the field of telescope see also Aligning the finder scope chapter on next page To i...

Page 6: ...o focus When focus is reached lock it in position with the locking ring Choose a distant object that is at least 500 meters or yards away and point the main telescope at the object Adjust the telescop...

Page 7: ...or the other until the image in the eyepiece is nearly sharp To finely focus the image turn the 1 11 knob one way or the other until the image is perfectly sharp 3 Lock the screw below the focuser 1...

Page 8: ...lable on the market will deliver the premium results achieved with the Sky Watcher ESPRIT 150 Field flattener The Sky Watcher ESPRIT 150 Field flattener is not compatible with other telescopes even re...

Page 9: ...g adapter to the sensor thus share the same extension rings to ensure the 100mm back focus distance CCD cameras differ from one model to another even in the same brand name by the threads used and the...

Page 10: ...r the other until the image is perfectly sharp 3 Lock the screw below the focuser 1 if a heavy load is attached pull the lever at 90 The image usually has to be finely refocused over time due to small...

Page 11: ...drawtube gives an accurate indication on the focus position for various accessories Once the position for one accessory is known it is very easy to approximate the focus position Due to the precision...

Page 12: ...ube Weight 15 kg 32 lbs Telescope Visual Backfocus 170mm 6 7 in Field Flattener Backfocus 96mm 3 8 in Threads specifications Rings Threads Focuser Tube Drawtube Adatpor Field Flattener DSLRl Ext Tube...

Page 13: ...tire 44 mm imaging plane allowing picturing the sky with large sensors 4 Thread on field flattener adaptor used to install the field flattener on the focuser s drawtube 5 Field flattener extender tube...

Page 14: ...re doing prime focus imaging Before installing the field flattener onto the drawtube of the Helinear focuser the 2 ring adaptor 2 needs to be unscrewed and removed In order to easily unscrew the ring...

Page 15: ...support available alongside with the list of distributors and dealers worldwide on our worldwide internet site http www skywatcher com Sky Watcher offers this product with the best available quality i...

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