CentralDS Astro D850 User Manual

Cooled dslr & custom optics

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CENTRALDS ASTRO D850 USER GUIDE
Astro D850
User Guide
Version 1.1 

September 2019
PAGE
1 10
/
CENTRALDS

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Summary of Contents for CentralDS Astro D850

  • Page 1 CENTRALDS ASTRO D850 USER GUIDE Astro D850 User Guide Version 1.1 
 September 2019 PAGE 1 10 CENTRALDS...
  • Page 2: Table Of Contents

    CENTRALDS ASTRO D850 USER GUIDE Contents Introduction Informations of product Camera usages Package contents Camera operation and responsibility Handling precaution Nomenclature Taking Pictures Characteristics of the modification Safety of the User and the Camera Product Warranty Astro D850 system Chart Thank you for purchasing a CentralDS product.
  • Page 3: Introduction

    CENTRALDS ASTRO D850 USER GUIDE Introduction Astro D850 is a cooled camera that modified D850 of Nikon.We took out the image sensor from the inside of camera body and attached a TEC cooling module on to it and made it to a high performance Astronomical cooled camera.The image sensor can be cooled maximum -18℃( ±...
  • Page 4: Camera Usages

    CENTRALDS ASTRO D850 USER GUIDE Camera usages You will get used to this camera and understand the camera better while reading this manual and taking test images. Please read ‘Handling caution’ and ‘Safety of the user and the camera‘ thoroughly to prevent any accidents or damages to the camera. Package contents Please check following devices and accessories are all included in the package. 
 If anything 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 for Takahashi Telescope ( M54 x 0.75mm Pitch Male Thread) 8. DTH-1 / Digital Thermometer 9. CT18 / Thermometer Cable 10. PSC2 / 5V Power Cable for Cooling Module (USB to 3.5mm/1.4mm Plug) PAGE 4 10 CENTRALDS...
  • Page 5: Camera Operation And Responsibility

    CENTRALDS ASTRO D850 USER GUIDE Camera operation and responsibility You can record the images to the storage(Memory Card) of this camera. CentralDS will not be responsible for any inconvenience or loss due to failure of storing images to the Memory Card or defective images stored in the card.
  • Page 6: Nomenclature

    CENTRALDS ASTRO D850 USER GUIDE Nomenclature Taking Pictures You can operate the camera with the following instruction. • Attach firmly the camera to Telescope using FR1 + ECR48 or ECR54 . Insert a Filter in Drop-In Filter Holder.(** very important to maintain Back Focus Distance) Connect power cable ( PSC2) and temperature sensor cable(CT18). Conect DC 5V, 2A Power source (=Power Bank or 5V 2A~3A charger) to PSC2 Insert Li-ion Battery(EN-EL 15a) in Battery slot of camera Power On Nikon Camera Body. Check the working of camera body and cooling module. PAGE 6 10 CENTRALDS...
  • Page 7 CENTRALDS ASTRO D850 USER GUIDE Check the cooling temperature. Within 7~10minutes the temperature of CMOS will drop to maximum cooled temperature. Using [Live view] mode of camera find the subject and adjust the focus. Take the shots. * Cooling Module of Astro D850 has no ON/OFF switch. When you connect the DC 5V, cooling module start to work at the same time. 
 Astro D850 has no Temperature controller. When cooling get reach to stable condition the CMOS temperature will be its maximum cooling state.
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  • Page 8: Characteristics Of The Modification

    CENTRALDS ASTRO D850 USER GUIDE Characteristics of the modification • Astro D850 is modified versions of Nikon’s general purpose DSLR cameras. Some of original features of the Nikon camera are removed and new features such as TEC cooling and general purpose Drop-In filter holder are added for high quality astrophotography. Followings are the differences made by the modification. Low Pass Filter of original CMOS sensor was removed. In Astro D850 Hoya Clear filter installed , and image blurring can...
  • Page 9: Safety Of The User And The Camera

    CENTRALDS ASTRO D850 USER GUIDE Safety of the User and the Camera Follow these safeguards and use the equipment properly to prevent injury and equipment damage. Do not leave the power adapter and the power cord near an object emitting heat. This can cause fire due to deformation and damage of the insulator. Do not use the camera near inflammable gas. If the internal parts of the camera are exposed after the camera is dropped or the camera housing is damaged, do not connect the power to the camera due to danger of an electric shock. Do not disassemble the camera. It can cause an electric shock. Keep the camera from the reach of small children. Do not use the equipment in dusty or humid places. This is to prevent fire and electrical shock. Do not use the camera with medical equipments. The electromagnetic interference can cause malfunction of the medical equipments.
  • Page 10: Astro D850 System Chart

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

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