Product Description
The ASI2600MC Duo combines imaging and guiding sensors in one compact body. The main sensor is the Sony IMX571 coming with a native 16-bit ADC,14stops dynamic range, and a 3.76um square pixel array. The readout noise is as low as 1.0e, and the full well capacity reaches an incredible level of 73ke. And it has no amp glow! The guide sensor is the Type 1/1.8 SC2210 with excellent NIR sensitivity. The sensor size is 7.68mm x 4.32mm. It has 4umx4um pixels with an array of 1920×1080 and a full depth of 8780e. The stars on the corner of the guide images affected by reducers back focus distance might not be very round. It is not due to the sensor tilt and will not affect normal use.



Two-in-one design
Thanks to the compact design, the ASI2600MC Duo only needs one USB cable for control. It reduces potential cabling issues and improves setup speeds. You don’t need a separate OAG and guide camera.

Tilt Adjustment from Rear (Optional)
The 3 points from the rear make tilt adjustment much easier without the trouble of removing the tilt plate from the camera.

Performance improvement comparison

Guide Sensor
The SC2210 sensor taken from the ASI220MM Mini camera features very high sensitivity. The QE peak value reaches 92% at 500nm. The readout noise is as low as 0.6e. As the new generation of guide sensor, it has achieved great results in guiding, proved by hundreds of astrophotographers.
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Main sensor
The main sensor IMX571 features an APS-C format and 26MP total pixels. The size is 23.5mm in width x 15.7mm in height, and the diagonal is 28.3mm. The 3.76um x 3.76um small pixel size accommodates an impressive full depth of 50ke. With the new hardware technology, it is even extended to 73ke.

STARVIS technology
ASI2600MC DUO is based on Sony STARVIS technology. Sony’s back-illuminated CMOS image sensor improves sensitivity and noise reduction – the key factors to enhancing image quality.

Camera performance
Native 16bit ADC
This 16-bit ADC is not a CCD 16-bit ADC. It can really achieve a dynamic range output of 14stops, which will significantly improve the image sharpness and contrast, and also create smoother and more natural color transitions.
FPS
ASI2600MC Duo’s max FPS in RAW 8 mode at full resolution is 15FPS, which is even quicker compared to ASI2600MC Pro.
Extended full well mode
The full well capacity of ASI2600MC Duo is extended to 73ke when the gain value is set to -25.
USB 3.0 & 512MB DDR3 buffer

No amp-glow
Traditional CMOS sensors produce a weak infrared light source during operation quite often seen in the corner of uncalibrated images. It is the tell-tale sign of amp glow. As the ASI2600MC Duo uses zero-amp glow circuitry, you won’t have to worry about amp glow even when using high gain, long exposure imaging.

QE (Quantum efficiency)
Based on our testing results, the QE peak value of ASI2600MC Duo is over 80%.

Two-stage TEC cooling
Thanks to the two-stage TEC cooling, ASI2600MC Duo can lower the CMOS sensor temperature to more than 35 degrees Celsius below ambient temperature, which can greatly reduce dark current generation and sensor noise even during extended exposure times. *The Delta T 35℃ is tested at 30℃ ambient temperature. It might get down when the cooling system is working for a long time. Also, as the ambient temperature falls, the Delta T would decrease.

Dark current noise

Anti-Dew heater
There is a polyimide heater completely fitting the protective window in the ASI2600MC Duo camera. It can help avoid any potential annoying dew or icing issues depending on the environment in which you capture images. The power of the heater is about 5W. If you want to save battery, you can always turn it off in your photography software.

Product Details



Connect External Devices

Connect Nikon/Canon Lenses

① Nikon-T2 Adapter ② EOS-T2 Adapter ③ 2”Filter ④ Nikon Lenses ⑤Canon Lenses
Mechanical Drawing

What is in the box?

Shipping & Delivery
Fast Shipping: we will choose DHL, UPS, FedEx etc to deliver it. Usually you will get your package within 15-20 days.
- Fast Shipping(amount ≧ 199USD) for free
- Fast Shipping(amount < 199USD) : $30.00 (We do not provide free shipping from now on.)
Introduction
- It will take around 60-90 days for shipment via ePacket/China Post Registered Air Mail/EMS, which can’t be guaranteed due to force majeure. If you can’t get the air mail package after 2months, please let us know ASAP: info@zwoptical.com
- Customers from Brazil and Chile should leave a message to provide your CPF or CNPJ as your custom needs it.
- Customers from Russia need to provide the complete English name with three words as well as the English shipping address.
Tracking site
DGM: http://webtrack.dhlglobalmail.com/?locale=en-US
China air mail: http://www.17track.net/en
Tax
- The price list on our website is USD without tax.
- Please note that buyers are liable to pay tax involved, such as Import tax, VAT , customs handling fee, etc. The additional fees may be collected at time of delivery by courier.
- For best local service we advise customers buy our cameras from local dealers.
Warranty & Return
1. ZWO hereby declares that it will provide customers with a warranty period of 2 years for ZWO branded products (excluding APO), as per this policy. APO products will be covered by a 1-year free warranty service, starting from the day following the receipt of the product by the customer. For ASIAIR Plus users, the warranty period will commence from the day of device activation.
2. If a User encounters the following Dead on Arrival (DOA) and contacts ZWO within the corresponding time limit to issue the Product purchase invoice and relevant evidence, ZWO will provide door-to-door pick-up service and, as appropriate, after-sale replacement (or partial replacement), repair or return (or partial return) service for the following Products:
1) Product quality problem
Provided that a User detects a quality problem and contacts ZWO within 30 days after receipt of the Products, and ZWO support team confirms that the Products indeed have a quality problem or defect after their inspection, ZWO will provide free replacement service towards such Products;
2) Product transportation problem
Provided that a User finds obvious signs of bubbling, serious overstocking, or deformation on the outer package of the Products upon receipt of the Products, and provides ZWO with pictures of the outer package and proof of receipt within 3 days after receipt of such Products, ZWO support team will verify the actual shipper and determine the responsible party for such transportation problem. In the event that ZWO is the actual shipper, ZWO will be responsible for providing the relevant return or replacement service, however, if the Products are directly sold or transported to the User by an agent of ZWO, the agent will be responsible for providing the relevant return or replacement service.
3. If the Products are under the following circumstances, they are not within the scope of warranty service, ZWO may provide maintenance services to the Users:
1) The Warranty Period of the Products has expired; or
2) The Products are injected into liquid or affected by moisture or corrosion; or
3) The Products are damaged by an external force (such as the broken of the camera protection window glass, the deformation of the product shell, the broken of the USB port, etc.); or
4) Disassembling, repairing by a third party, refurbishment of the Products (such as downloading erroneous firmware) without the written authorization of ZWO; or
5) The product system is modified, or the maintenance notice is lost or changed; or
6) Product quality problem caused by installation not following the requirements or instructions for the Products; or
7) Physical damage or failure of the Products caused by the force majeure (such as strong vibration or extrusion such as flood, fire, earthquake, or thunder stroke); or
8)Damage caused by the improper User operation during the period of shooting or use, such as using without the equipment protection or direct shooting of the sun; or
9) No valid purchase invoice or warranty certificate; or
10) The Products are second-hand products.
Any quality problem with the accessories or other parts of the Products is not a condition for the return or change of the Products, and the User may solely request to replace the accessories with new ones, which shall be handled after verification by ZWO support team.
If the issue with your ZWO product was caused by certain damage (such as severe damage not covered by the 2-year warranty), you might have to pay the replacement value.
4. For the normal repair or replacement of the Products during the Warranty Period, the User will bear the return cost. When returning the Products, Users shall specify the actual reasons for the damage to the Products, and shall provide the corresponding valid certificates, such as pictures or videos, etc.
For the Products that need to be replaced after being confirmed by ZWO in writing, the User shall return the Products with the complete package, together with all accessories, manuals, etc., to the address designated by ZWO.
By sending back the product to ZWO, the User agrees to pay out-of-warranty fees that may arise during the repair process of the product. ZWO will send back the product after charging.
5. If a User encounters any problem during the use of ZWO Products, you may at any time contact ZWO for technical support via ZWO Support.
For the Products that need to be returned for after-sales service, ZWO will provide the corresponding RMA code for reference.
ZWO will not accept any products having no RMA code that have been returned privately without ZWO written confirmation.
6. If a User purchases the ZWO Products from a ZWO agent, the User may contact the ZWO agent directly for the relevant after-sales service.
Our website is continuously updated with the most recent camera drivers as well as software for DSO and planetary imaging. Please make sure the most recent Driver and software have been installed before you start shooting:
It is also recommended to read the Manuals first before shooting.
Seb – :
Would it be possible to have an AR coated optical windows instead of the IR/UV block(on both the guider and imaging sensor?
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Support@ZWO – :
I’m sorry, currently we only support IR/UV filters. Customization services might be added in the future.
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Marcelo Rivera – :
Hola yo uso en Fra500 tiene varios adaptadores, como puedo conectar la 2600 duo a mi telescopio considerando ademas un filtro UVIR de corte de 2″
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Support@ZWO – :
Hi, Marcelo. You can use the three included adapters from the official packaging list of the 2600MC Duo to make the connections. The 2-inch filter can be inserted into the M54M-M48F adapter.
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Bernhard – :
Has the main camera of the ASI2600 MC Duo the same optical deed sky performance as the ASI2600MC Pro Color ?
Or is one better than the other ?
Thank You. Greetings
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Support@ZWO – :
From an optical performance perspective, the results of both sensors are quite similar. There is no significant difference in image quality between the 2600MC Duo and 2600MM Pro versions. Additionally, the 2600MC Duo version’s DDR upgrade enhances its readout speed. Therefore, when it comes to choosing between them, the decision largely depends on your preferences. 🙂
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zoritoler imol – :
Some genuinely wonderful info , Sword lily I found this. “The only truly affluent are those who do not want more than they have.” by Erich Fromm.
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Jon – :
Are these in stock and available for purchase yet?
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Support@ZWO – :
Thank you for your inquiry. We appreciate your interest in our products. Due to an overwhelming volume of orders, we regret to inform you that shipments may experience delays until October. We apologize for any inconvenience this may cause and assure you that we are working diligently to fulfill orders as efficiently as possible.
Your patience and understanding are highly appreciated. Should you have any further questions or concerns, please don’t hesitate to reach out to us.
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Dominik Wittmer (verified owner) – :
Hi
What is the expected delivery date if I would order the camera now.
Best
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Support@ZWO – :
Thank you for your inquiry. We appreciate your interest in our products. Due to an overwhelming volume of orders, we regret to inform you that shipments may experience delays until October. We apologize for any inconvenience this may cause and assure you that we are working diligently to fulfill orders as efficiently as possible.
Your patience and understanding are highly appreciated. Should you have any further questions or concerns, please don’t hesitate to reach out to us.
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luisjorge.gutierrez.cipres – :
If the Guide Camera of the DUO is obstructed by Filter… Can I use my tipical external Guidescope & ZWO 178MM?, insted of the Guide Camera included in the DUO?… and use only the 2600 of the DUO?
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Support@ZWO – :
Certainly, you can do that!
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Darren (verified owner) – :
How many more times do you think you will have to answer the same questions about duo band filters, RASA8 and needed image circle size?
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Support@ZWO – :
Hi! Apologies for any confusion caused. We regret to inform you that when using the RASA8, the imaging circle is smaller than 42mm, which would result in obstruction when using the duo camera. Therefore, we do not recommend using them together.
If you have any further questions or need assistance with alternative options or product recommendations, please do not hesitate to reach out. We are here to help.
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FuZiOnX – :
Bonjour, est-il possible de guider avec un filtre Altair dual band 6nm ? J’aimerais également savoir les délais de livraison pour une précommande passé fin avril.
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Support@ZWO – :
Thank you for your question. We highly recommend the use of 7nm dual narrowband filters. The 7nm option is a versatile and well-suited choice. With this filter, exposure times can be significantly shortened to as low as 1 second, while also improving the guiding performance. This is particularly beneficial when used with harmonic equatorial mounts.
And we will be shipping the orders in the order of purchase, starting from the end of July.
If you have any further inquiries or need assistance with any other aspect of our product, please feel free to let us know. We are here to help.
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Ludo – :
Would it fit Sky-Watcher 200mm f/5 with focal length 1000mm ?
Would it fit the eye peace of 50.8mm ?
Looks amazing to use a single camera/optic for guiding…
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Support@ZWO – :
Thank you for your inquiry. Please check the imaging circle of the Sky-Watcher 200mm f/5 lens to see if it supports full-frame cameras. If it does, it will be usable.
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GM (verified owner) – :
The current EOS filter drawer is only available with an M42 connection on the camera side. Will this work for the guide sensor? If not, will a filter drawer be available to accommodate guiding?
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Support@ZWO – :
EOS LENS
Thank you for your comment. We understand your concern regarding the M42 interface obstructing the guide star operation. To address this issue, we recommend using the adapter provided in the link I shared.
If you have any further questions or need additional assistance, please feel free to ask. We are here to help.
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Gioele – :
I have a Newton 200/1000 with coma corrector up to an aps-c. can I drive with the asi duo?
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Support@ZWO – :
Hi! Though the main sensor is APS-C format, the guide sensor lies on the edge and requires an image circle diameter of 42mm, which is very close to the size of a full-frame sensor. Thus, only telescopes supporting full-frame cameras can work with ASI2600MC Duo and get a good enough guiding performance.
To provide you with the most accurate and reliable information regarding Sky-watcher’s services, I recommend reaching out directly to their customer service department. They will be able to assist you with any inquiries or concerns you may have.
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Gioele – :
is the quantum efficiency higher than the 2600 mc pro?
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Support@ZWO – :
Yes, of course!
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Mario – :
Bonjour a quel date sera disponible en France la 2600 duo ?
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Support@ZWO – :
Thank you for your comment. We are pleased to inform you that the product you mentioned is now available on the market. You can make a purchase at any time, and rest assured that we will ship orders in the order they are received.
If you have any further questions or need assistance with your purchase, please feel free to let us know. We are here to help.
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Gioele – :
I would like to buy a skywatcher evolstar 72ed with reducer flattener. Can you confirm that this telescope is compatible with the asi Duo? Will the drive sensor be able to drive? Thank you
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Support@ZWO – :
Hi! Though the main sensor is APS-C format, the guide sensor lies on the edge and requires an image circle diameter of 42mm, which is very close to the size of a full-frame sensor. Thus, only telescopes supporting full-frame cameras can work with ASI2600MC Duo and get a good enough guiding performance.
To provide you with the most accurate and reliable information regarding Sky-watcher’s services, I recommend reaching out directly to their customer service department. They will be able to assist you with any inquiries or concerns you may have.
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Francis – :
Which edge is the Top of the sensor? Next to the guide chip or opposite the guide chip?
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Support@ZWO – :
Hi, Francis. Please find attached the diagram illustrating the orientation of the ASI2600MC DUO. As shown in the diagram, when the camera model “ASI2600MC DUO” is positioned directly below, the upper edge of the main sensor corresponds to the top, while the lower edge of the guide sensor corresponds to the top.
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eugene – :
What is the operating outside temperature range for this camera ?
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Support@ZWO – :
Thank you for your comment. Regarding the operating temperature, please note that the recommended temperature range for our product is between -5 to 50 degrees Celsius. This temperature range ensures optimal performance and reliability. If you have any further questions or concerns, please feel free to let us know. We appreciate your feedback!
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swedishoyster (verified owner) – :
Do I need an UV/IR cut filter or is that built-in?
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Support@ZWO – :
Hi! Thank you for your comment. We appreciate your observation.
Indeed, both the main camera and the guide sensor have a glass window in front, which already incorporates a UV/IR filter. Therefore, there is no need for additional filter installation.
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Hedy – :
Has the ASI2600MC DUO started shipping?
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Support@ZWO – :
We sincerely appreciate your support and enthusiasm for our highly anticipated new products. We are writing to provide you with an important update regarding your order. Unfortunately, there will be a slight delay in shipping ASI2600MC DUO due to our commitment to perfection and enhancing their functionality. We now expect the shipment to take place in late July. We apologize for any inconvenience this may cause and appreciate your understanding as we strive to deliver the best possible product to you.
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Roberto – :
Hi do you have plan to develop other size sensors cameras (ie full frame) in duo mode?
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Support@ZWO – :
Thank you for sharing your opinion with us. We truly value your feedback and appreciate you taking the time to let us know what you think.
We understand that your needs are important, and we would like to assure you that we will carefully consider your suggestions. We will be submitting your needs to our development department for further review and consideration.
Once again, thank you for your valuable feedback. Please do not hesitate to reach out to us if you have any further suggestions or concerns. 🙂
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