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Focusers

The most complete line of made in Italy focusers for telescopes and astrophotography! Great design, lots of features and high performance at an affordable price.

- ESATTO is the all-in-one robotic focuser with high performance and load capacity that can be controlled from EAGLE or a Windows computer via a simple USB cable or from a smartphone/tablet with a WiFi connection.

- SESTO SENSO is the universal focusing motor that connects to the focusers of many telescopes and allows remote control.

ESATTO 2"
ESATTO 2"
ESATTO 3”
ESATTO 3”
ESATTO 3,5" LP
ESATTO 3,5" LP
ESATTO 4”
ESATTO 4”
SESTO SENSO
SESTO SENSO
Spare parts
Spare parts
ESATTO 2" LP
ESATTO 2" LP
Red color bushing for SESTO...
Not available
Spare parts

Red color bushing for SESTO SENSO 2

PL3600116A
$9.00
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This red color bushing allows you to connect SESTO SENSO 2 motor shaft to focusers with 2.5mm diameter shaft. This bushing is included in the SESTO SENSO 2 box but you can also order this as spare part if needed. This red color bushing is not compatible with SESTO SENSO first generation.
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ESATTO 4" robotic focuser
In Stock
ESATTO 4”

ESATTO 4" robotic focuser

PLLEST4
$1,395.00
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ESATTO 4" is the large dimensions robotic focuser that we designed for observatory class telescopes or for astrographs that need for large free aperture, like the Takahashi FSQ-106. Compared to the smaller models, ESATTO 4" offers a larger free aperture of 102.2mm, a longer draw tube travel of 35mm and a higher payload capacity of 10 kg, always with the...
SESTO SENSO 2 robotic...
  • -$30.00
In Stock
SESTO SENSO

SESTO SENSO 2 robotic focusing motor

SESTOSENSOII
$239.00 $269.00
8 Reviews
SESTO SENSO 2 - The highly accurate, advanced, vibration free, robotic focusing motor for your telescope! Connect it to the USB port of your EAGLE or Windows® computer to electronically control focus while still allowing you to manually move your focuser by hand if needed. If you don’t want to focus using a computer, you can connect wirelessly from any...
ESATTO 2" LP low profile...
Not available
ESATTO 2" LP

ESATTO 2" LP low profile robotic focuser

PLLEST2LP
$875.00
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ESATTO 2” LP is the most compact low profile robotic focuser specially designed for telescopes with low backfocus and it can fit also the Celestron EdgeHD 8"! At just 32mm of thickness, ESATTO 2” LP provides a large 50.9mm free aperture with 10mm of travel, 5 kg of payload capacity and an incredible resolution of 0.03 microns per step! And like all the...
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Black color bushing for...
Not available
Spare parts

Black color bushing for SESTO SENSO 2

PL3600116B
$9.00
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This black color bushing allows you to connect SESTO SENSO 2 motor shaft to focusers with 2.8mm diameter shaft. This bushing is included in the SESTO SENSO 2 box but you can also order this as spare part if needed. This red color bushing is not compatible with SESTO SENSO first generation.
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SESTO SENSO 2 26mm adapter
In Stock
SESTO SENSO

SESTO SENSO 2 26mm adapter

SESTOSENSO-AD26II
$65.00
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This 26mm adapter allows you to install SESTO SENSO 2 on focusers that come with a 26mm diameter shaft, like focusers from Explorer Scientific (or other focusers with a 26mm diameter shaft). Out of the box, SESTO SENSO 2 connects to focusers that come with a 25mm diameter shaft (the most common diameter on the market). In order to connect it to focusers...
ESATTO 2" robotic focuser
In Stock
ESATTO 2"

ESATTO 2" robotic focuser

PLLEST2
$675.00
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ESATTO is the new generation robotic focuser that includes motor and advanced electronics and you control with EAGLE or any Windows computer by connecting it to a USB port, or via WiFi by using the Virtual HandPad on your smartphone or tablet! The 2” version of the ESATTO 2" has 50.9mm free aperture, 15mm of draw tube travel, 5kg load capacity and...
ESATTO 3" robotic focuser ESATTO 3" robotic focuser 2
In Stock
ESATTO 3”

ESATTO 3" robotic focuser

PLLEST3
$945.00
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ESATTO robotic focuser is also available in 3" version with 76.3mm free aperture, 25mm of draw tube travel, 8kg of payload capacity and an incredible resolution of 0,04 micron per step! The perfect solution for apochromatic refractors and Ritchey-Chretien or Cassegrain telescopes, and heavy imaging trains with large cameras and accessories like off axis...
Blue color bushing for...
Not available
Spare parts

Blue color bushing for SESTO SENSO 2

PL3600116C
$9.00
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This blue color bushing allows you to connect SESTO SENSO 2 motor shaft to focusers with 2.4mm diameter shaft. This bushing is included in the SESTO SENSO 2 box but you can also order this as spare part if needed. This red color bushing is not compatible with SESTO SENSO first generation.
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M110 35mm extension tube...
In Stock
ESATTO 4”

M110 35mm extension tube for ESATTO 4"

PL3600325
$105.00
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The M110 35mm extension tube can be directly threaded to the ESATTO 4" draw tube and allows you to fix camera and accessories further away from the ESATTO microfocuser. This M110 extension tube has 35mm thickness, it's made up of aluminum, black anodized and it has a M110 female on the camera side this way you can connect all the ESATTO 4" camera adapters.
ESATTO 3,5" LP low profile...
In Stock
ESATTO 3,5" LP

ESATTO 3,5" LP low profile robotic focuser

PLLEST35LP
$1,195.00
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ESATTO 3,5” LP is the most advanced yet affordable low profile robotic focuser specially designed for the most demanding astrophotography! At just 32mm of thickness, ESATTO 3,5” LP provides a large 90mm free aperture with 10mm of travel, impressive 10 kg of payload capacity and an astounding resolution of 0.01 microns per step! ESATTO 3,5” LP has been...
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SESTO SENSO 2 33mm adapter
In Stock
SESTO SENSO

SESTO SENSO 2 33mm adapter

SESTOSENSO-AD33II
$76.00
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This 33mm adapter allows you to install SESTO SENSO 2 on focusers that come with a 33mm diameter shaft, like 2,5" and 3" FeatherTouch focusers (or other focusers with a 33mm diameter shaft). Out of the box, SESTO SENSO 2 connects to focusers that come with a 25mm diameter shaft (the most common diameter on the market). In order to connect it to focusers...
2" visual back for ESATTO...
In Stock
ESATTO 2" LP

2" visual back for ESATTO 2" LP

PL8410053
$95.00
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If you want to connect a camera with a 2" nosepiece to your ESATTO 2” LP, just connect the 2" visual back to the M60 thread of ESATTO 2” LP. This adapter has an internal brass compression ring to avoid scratching the inserted nosepiece as well as 3 locking screws (120° separation) for a perfect fit, even for heavy cameras or accessories. Optical thickness...
M110 10mm extension tube...
In Stock
ESATTO 4”

M110 10mm extension tube for ESATTO 4"

PL3600376
$105.00
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The M110 10mm extension tube can be directly threaded to the ESATTO 4" draw tube and allows you to fix camera and accessories further away from the ESATTO microfocuser. This M110 extension tube has 10mm thickness, it's made up of aluminum, black anodized and it has a M110 female on the camera side this way you can connect all the ESATTO 4" camera adapters.
3" visual back for ESATTO...
In Stock
ESATTO 3,5" LP

3" visual back for ESATTO 3,5” LP

PL8410011
$95.00
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If you want to connect a camera with a 3" nosepiece to your ESATTO 3,5” LP, just connect the 3" visual back to the M98 thread of ESATTO 3,5” LP. This adapter has an internal brass compression ring to avoid scratching the inserted nosepiece as well as 3 locking screws (120° separation) for a perfect fit, even for heavy cameras or accessories. Optical...
Green color bushing for...
Not available
Spare parts

Green color bushing for SESTO SENSO 2

PL3600116D
$9.00
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This green color bushing allows you to connect SESTO SENSO 2 motor shaft to focusers with 3.5mm diameter shaft. This bushing is included in the SESTO SENSO 2 box but you can also order this as spare part if needed. This red color bushing is not compatible with SESTO SENSO first generation.
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M56 15mm extension tube for...
In Stock
ESATTO 2"

M56 15mm extension tube for ESATTO 2" and ARCO 2"

PL3600286
$45.00
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The M56 15mm extension tube can be directly threaded to the ESATTO 2" draw tube and allows you to fix camera and accessories further away from the ESATTO microfocuser. This M56 extension tube has 15mm thickness, it's made up of aluminum, black anodized and it has a M56 female on the camera side this way you can connect all the ESATTO 2" camera adapters.
M81 25mm extension tube for...
In Stock
ESATTO 3”

M81 25mm extension tube for ESATTO 3" and ARCO 3"

PL3600285
$59.00
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The M81 25mm extension tube can be directly threaded to the ESATTO 3" draw tube and allows you to fix camera and accessories further away from the ESATTO microfocuser. This M81 extension tube has 25mm thickness, it's made up of aluminum, black anodized and it has a M81 female on the camera side this way you can connect all the ESATTO 3" camera adapters.
SESTO SENSO 2 37mm adapter
In Stock
SESTO SENSO

SESTO SENSO 2 37mm adapter

SESTOSENSO-AD37II
$85.00
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This 37mm adapter allows you to install SESTO SENSO 2 on focusers that come with a 37mm diameter shaft, like 3,5" FeatherTouch and FSQ-130 (or other focusers with a 37mm diameter shaft). Out of the box, SESTO SENSO 2 connects to focusers that come with a 25mm diameter shaft (the most common diameter on the market). In order to connect it to focusers with...
Adapter from M98 to M72...
  • New
Not available
ESATTO 3,5" LP

Adapter from M98 to M72 female for ESATTO 3,5” LP

PL3600385
$200.00
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Adapter from M98 to M72 female for ESATTO 3,5" LP allows you to connect any camera or accessory with M72 male thread. Just thread this adapter to the M98 thread of the ESATTO 3,5" LP draw tube. This adapter adds no optical thickness.
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Adapter ESATTO 2" LP for...
In Stock
ESATTO 2" LP

Adapter ESATTO 2" LP for telescopes with SC thread

PL3600542
$95.00
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By adding this adapter, you can connect the ESATTO 2" LP low profile robotic focuser directly onto the back of SC telescopes. This adapter threads directly to the back SC thread of EdgeHD 8" and C8 telescopes and it doesn't add optical thickness.
3" visual back for ESATTO...
In Stock
ESATTO 3”

3" visual back for ESATTO 3" and ARCO 3"

PL8410010
$85.00
Be the first to review this product
If you want to connect a camera with a 3" nosepiece to your ESATTO 3" or ARCO 3", just connect the 3" visual back to the M81 thread of ESATTO 3" or ARCO 3" . This adapter has an internal brass compression ring to avoid scratching the inserted nosepiece as well as 3 locking screws (120° separation) for a perfect fit, even for heavy cameras or accessories.
Grey color bushing for...
Not available
Spare parts

Grey color bushing for SESTO SENSO 2

PL3600116E
$9.00
Be the first to review this product
This grey color bushing allows you to connect SESTO SENSO 2 motor shaft to focusers with 3.1mm diameter shaft. This bushing is included in the SESTO SENSO 2 box but you can also order this as spare part if needed. This red color bushing is not compatible with SESTO SENSO first generation.
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2" visual back for ESATTO...
In Stock
ESATTO 2"

2" visual back for ESATTO 2" and ARCO 2"

PL8410001
$85.00
Be the first to review this product
If you want to use your telescope visually with ESATTO 2" or if you want to connect a camera with a 2" nosepiece, just connect the 2" visual back for ESATTO 2" to M56 thread of the focuser draw tube. This adapter has an internal brass compression ring to avoid scratching the inserted nosepiece as well as 3 locking screws (120° separation) for a perfect...
Focusers

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