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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.

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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
2" visual back for ESATTO...
In Stock
ESATTO 2" LP

2" visual back for ESATTO 2" LP

PL8410053
€77.87
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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...
Adapter ESATTO 3,5” LP for...
In Stock
ESATTO 3,5" LP

Adapter ESATTO 3,5” LP for OfficinaStellare Veloce RH300

PL3600361
€241.80
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The adapter ESATTO 3,5” LP for OfficinaStellare Veloce RH300 allows you to install ESATTO 3,5" LP focuser to Veloce RH300 telescopes by Officina Stellare. Optical thickness 9mm.
Adapter ESATTO 4" for...
In Stock
Focusers

Adapter ESATTO 4" for Officina Stellare ProRC, RiDK, RiFAst

PL3600326
€192.62

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

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The adapter ESATTO 4" for Officina Stellare ProRC, RiDK, RiFAst allows you to install ESATTO 4" focuser to ProRC, RiDK, RiFAst telescopes by Officina Stellare that come with M120x1.5 female thread in the rear plate.
Adapter from M81 to T2 with...
In Stock
Focusers

Adapter from M81 to T2 with stop ring for ESATTO 3" and ARCO 3"

PL3600282
€90.16

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Adapter from M81 to T2 with stop ring for ESATTO 3" allows you to connect any camera or accessory with T2 (M42x0.75) female thread. Just thread this adapter to the M81 thread of the ESATTO 3" draw tube. Thanks to the T2 stop ring for ESATTO 3" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter ESATTO 2" for...
In Stock
ESATTO 2"

Adapter ESATTO 2" for GSO/Orion/TPO Ritchey-Chretien 6 and 8 inches

PL3600235
€64.75

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

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If you are searching for the most precise motorized focuser to use the GSO/Orion/TPO Ritchey-Chretien 152mm f/9 or 203mm f/8 (both aluminum and carbon tubes) for astrophotography, this adapter allows you to connect ESATTO 2" to this telescope. You can use the standard extensions that come with the RC telescope in order to install the focuser at a precise...
Adapter ESATTO 3.5" LP for...
In Stock
ESATTO 3,5" LP

Adapter ESATTO 3.5" LP for GSO/Orion/TPO Ritchey-Chretien 10, 12, 14 and 16 inches

PL3600367
€102.46
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If you are searching for the most precise but low profile robotic focuser to use the GSO/Orion/TPO Ritchey-Chretien 10, 12, 14 and 16 inches (both aluminum and carbon tubes) for astrophotography, this adapter allows you to connect ESATTO 3,5" LP to the M117 thread of these telescope. Based on the camera and imaging train you want to connect, you may need...
Adapter from M110 to M68...
In Stock
Focusers

Adapter from M110 to M68 with stop ring for ESATTO 4"

PL3600312
€159.84

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

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Adapter from M110 to M68 with stop ring for ESATTO 4" allows you to connect any camera or accessory with M68 female thread. Just thread this adapter to the M110 thread of the ESATTO 4" draw tube. Thanks to the M68 stop ring for ESATTO 4" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter ESATTO 2" for...
In Stock
Focusers

Adapter ESATTO 2" for Takahashi telescopes with M72 thread

PL3600244
€45.08

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

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Thanks to its low profile, the ESATTO 2" is the perfect motorized focuser for Takahashi telescopes with M72 thread. By adding the M72 adapter, you can thread the ESATTO 2" focuser directly onto the back of these telescopes, and use the ESATTO to achieve more precise focus. By adding the M71/M72 adapter, you can connect it also to the Takahashi Mewlon...
Adapter from M81 to M48...
In Stock
Focusers

Adapter from M81 to M48 with stop ring for ESATTO 3" and ARCO 3"

PL3600277
€90.16

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M81 to M48 with stop ring for ESATTO 3" allows you to connect any camera or accessory with M48 female thread. Just thread this adapter to the M81 thread of the ESATTO 3" draw tube. Thanks to the M48 stop ring for ESATTO 3" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter from M110 to M92...
In Stock
Focusers

Adapter from M110 to M92 female for ESATTO 4"

PL3600316
€127.05

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

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Adapter from M110 to M92 female for ESATTO 4" converts M110x1 thread of the ESATTO 4" draw tube into a M92x1 female thread that is the same of the Takahashi original focuser. This way you can connect to ESATTO 4" the Takahashi photographic adapters.
Adapter from M81 to M54...
In Stock
Focusers

Adapter from M81 to M54 with stop ring for ESATTO 3" and ARCO 3"

PL3600275
€90.16

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M81 to M54 with stop ring for ESATTO 3" allows you to connect any camera or accessory with M54 female thread. Just thread this adapter to the M81 thread of the ESATTO 3" draw tube. Thanks to the M54 stop ring for ESATTO 3" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter ESATTO 2" for...
In Stock
ESATTO 2"

Adapter ESATTO 2" for telescopes with large 3.3" SC thread

PL3600212
€53.28

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

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SC 3.3” adapter for ESATTO 2" allows you to connect the ESATTO 2" to Celestron SCT (11" and 14") and EdgeHD (925, 1100, and 1400) models. Since the ESATTO has a depth of 67mm and the 3.3” adapter has only 2mm of optical thickness, this leaves 77mm of backfocus for your camera and accessories, also when used together with the Celestron EdgeHD .7x focal...
Adapter from M110 to M95...
In Stock
Focusers

Adapter from M110 to M95 female for ESATTO 4"

PL3600319
€127.05

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M110 to M95 female for ESATTO 4" converts M110x1 thread of the ESATTO 4" draw tube into a M95x1 female thread. This way you can connect to ESATTO 4" the Takahashi photographic adapters.
Adapter from M81 to M57...
In Stock
Focusers

Adapter from M81 to M57 with stop ring for ESATTO 3" and ARCO 3"

PL3600279
€90.16

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M81 to M57 with stop ring for ESATTO 3" allows you to connect any camera or accessory with M57 female thread. Just thread this adapter to the M81 thread of the ESATTO 3" draw tube. Thanks to the M57 stop ring for ESATTO 3" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter ESATTO 2" for...
In Stock
ESATTO 2"

Adapter ESATTO 2" for telescopes with SC thread

PL3600209
€28.69

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Thanks to its low profile, the ESATTO 2" is the perfect motorized focuser for Schmidt-Cassegrain telescopes like the 8” and 9.25” Celestron SCT and EdgeHD 800 models. By adding the SC adapter, you can thread the ESATTO 2" focuser directly onto the back of these telescopes, and use the ESATTO to achieve more precise focus, avoiding focus shift and mirror...
Adapter from M81 to M65...
In Stock
ESATTO 3”

Adapter from M81 to M65 with stop ring for ESATTO 3" and ARCO 3"

PL3600350
€122.95
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Adapter from M81 to M65 with stop ring for ESATTO 3" and ARCO 3" allows you to connect any camera or accessory with M65 female thread. Just thread this adapter to the M81 thread of ESATTO 3" or ARCO 3". Thanks to the M65 stop ring you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object. Optical...
Adapter from M110 to M98...
In Stock
Focusers

Adapter from M110 to M98 with stop ring for ESATTO 4"

PL3600322
€159.84

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M110 to M98 with stop ring for ESATTO 4" allows you to connect any camera or accessory with M98 female thread. Just thread this adapter to the M110 thread of the ESATTO 4" draw tube. Thanks to the M98 stop ring for ESATTO 4" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter from M56 to M57...
In Stock
Focusers

Adapter from M56 to M57 with stop ring for ESATTO 2" and ARCO 2"

PL3600227
€77.87

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M56 to M57 with stop ring for ESATTO 2" allows you to connect any camera or accessory with M57x0.75 female thread. Just thread this adapter to the M56 thread of the ESATTO 2" focuser draw tube. Thanks to the M57 stop ring for ESATTO 2" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired...
Adapter from M81 to M68...
Not available
Focusers

Adapter from M81 to M68 with stop ring for ESATTO 3" and ARCO 3"

PL3600262
€90.16

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M81 to M68 with stop ring for ESATTO 3" allows you to connect any camera or accessory with M68 female thread. Just thread this adapter to the M81 thread of the ESATTO 3" draw tube. Thanks to the M68 stop ring for ESATTO 3" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
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Adapter from M56 to M54...
In Stock
Focusers

Adapter from M56 to M54 with stop ring for ESATTO 2" and ARCO 2"

PL3600242
€77.87

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M56 to M54 with stop ring for ESATTO 2" allows you to connect any camera or accessory with M54x0.75 female thread. Just thread this adapter to the M56 thread of the ESATTO 2" draw tube. Thanks to the M54 stop ring for ESATTO 2" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter from M81 to M72...
In Stock
Focusers

Adapter from M81 to M72 with stop ring for ESATTO 3" and ARCO 3"

PL3600272
€90.16

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M81 to M72 with stop ring for ESATTO 3" allows you to connect any camera or accessory with M72 female thread. Just thread this adapter to the M81 thread of the ESATTO 3" draw tube. Thanks to the M72 stop ring for ESATTO 3" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Adapter from M56 to SC with...
In Stock
Focusers

Adapter from M56 to SC with stop ring for ESATTO 2" and ARCO 2"

PL3600225
€102.46

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
The SC thread adapter for ESATTO 2" allows you to connect any accessory with SC female thread, like the SC focal reducers to ESATTO. Just thread this adapter to the M56 thread in the ESATTO 2" focuser draw tube. Thanks to the SC stop ring for ESATTO 2" you can also fix the camera at a precise angle in order to better frame your camera sensor at the...
Adapter from M81 to M68...
In Stock
ESATTO 3”

Adapter from M81 to M68 female for ESATTO 3" and ARCO 3"

PL3600289
€71.31

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
Adapter from M81 to M68 female for ESATTO 3" allows you to connect any camera or accessory with M68 male thread. Just thread this adapter to the M81 thread of the ESATTO 3" draw tube.
Adapter from M56 to M48...
In Stock
Focusers

Adapter from M56 to M48 with stop ring for ESATTO 2" and ARCO 2"

PL3600216
€77.87

We do not ship PrimaLuceLab products to USA, you can order to one of our USA dealers.

Be the first to review this product
M48x0.75 adapter for ESATTO 2" allows you to connect any camera or accessory with M48x0.75 female thread. Just thread this adapter to the M56 thread of the ESATTO 2" draw tube. Thanks to the M48 stop ring for ESATTO 2" you can also fix the camera at a precise angle in order to better frame your camera sensor at the desired object.
Focusers

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