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CENTRALDS  ASTRO D850  USER  GUIDE

Nomenclature 

Taking Pictures

 

You can operate the camera with the following instruction. 

1.

Attach firmly the camera to Telescope using FR1 + ECR48 or ECR54 . 

2.

Insert a Filter in Drop-In Filter Holder.(** very important to maintain Back Focus Distance) 

3.

Connect power cable ( PSC2) and temperature sensor cable(CT18).  

4.

Conect DC 5V, 2A Power source (=Power Bank or 5V 2A~3A charger) to PSC2 

5.

Insert Li-ion Battery(EN-EL 15a) in Battery slot of camera  

6.

Power On Nikon Camera  Body. 

7.

Check the working of camera body and cooling module. 

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CENTRALDS

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Summary of Contents for Astro D850

Page 1: ...CENTRALDS ASTRO D850 USER GUIDE Astro D850 User Guide Version 1 1 September 2019 PAGE CENTRALDS 1 10 ...

Page 2: ...on 3 Informations of product 3 Camera usages 4 Package contents 4 Camera operation and responsibility 5 Handling precaution 5 Nomenclature 6 Taking Pictures 6 Characteristics of the modification 8 Safety of the User and the Camera 9 Product Warranty 9 Astro D850 system Chart 10 PAGE CENTRALDS 2 10 ...

Page 3: ...ity image in B shutter use compared with usual unmodified DSLR Realtime Monitoring of the cooling temperature by digital thermometer Drop in filter system Use of high efficiency Thermo electric cooler module Power Source Cooling Module 5V 1 5A DC Camera Li ion Battery EN EL 15a Optimal design by 3D CAD Modeling Precision manufacturing by CNC machine Perfect tuning of optical axis of CMOS sensor by...

Page 4: ...ing is missing please contact CentralDS or the dealer that you purchased from 1 Astro D850 body 2 FRM72 Base Adapter M72 x 0 75mm pitch Male Thread 3 CM2C Drop In Filter system Canon EF Mount CM2N Drop In Filter system Nikon F Mount 4 DFH48 48mm 2 52mm Filter Holder 5 FR1 Field Rotator M72 x 0 75mm pitch Male Thread 6 ECR48 Adapter for Wide T thread M42 x 0 75mm Pitch Female Thread 7 ECR54 Adapter...

Page 5: ...ealing is damaged dew can form inside the camera If the camera is disassembled by personnel not authorized by CentralDS the warranty will be voided Do not leave the camera attached to a telescope with the cooling system off for long time Dew can form on the surface of the camera and this can damage the camera If condensation forms on the camera do not use the camera If the camera is suddenly broug...

Page 6: ... 2 Insert a Filter in Drop In Filter Holder very important to maintain Back Focus Distance 3 Connect power cable PSC2 and temperature sensor cable CT18 4 Conect DC 5V 2A Power source Power Bank or 5V 2A 3A charger to PSC2 5 Insert Li ion Battery EN EL 15a in Battery slot of camera 6 Power On Nikon Camera Body 7 Check the working of camera body and cooling module PAGE CENTRALDS 6 10 ...

Page 7: ...le is more efficient when the ambient temperature is high but the efficiency is lower when the temperature is low in the winter This is due to the electricity consumption per temperature characteristics of the Peltier elements which is one of the most important parts in the TEC cooling module As a result the cooled image sensor temperature may not reach to max cooling temperature of product inform...

Page 8: ...mages by mounting a visible light blocking infrared transmitting filter such as a Hoya R72 filter 4 Various 2 imaging filters or 52mm filters can be mounted in the Drop In filter holder 5 Drop In Filter system CM2C CM2N does not have the electronic communication contacts so the auto focus lens information recording and pulse signal transfer for motor operation which are based on the communication ...

Page 9: ...ction of the medical equipments 8 To prevent fire and electrical shock follow the safeguards below Always insert the power plug all the way in Do not handle a power plug with wet hands Do not excessively bend the cord Do not put a heavy object on the power adapter and cord Do not connect too many power plugs to the same power outlet Do not use a cord whose insulation has been damaged If the surrou...

Page 10: ...CENTRALDS ASTRO D850 USER GUIDE Astro D850 system Chart PAGE CENTRALDS 10 10 ...

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