Cloud Break Optics

ThirdLynx DirectSync ACFX (19975)

ThirdLynx DirectSync ACFX (19975) - Main image
$471.6 $655 In stock

Category: Astrophotography Accessories

Description

Optec's DirectSync ACFX motor features our new ThirdLynx control circuit.  ACFX fits the native "reverse Crayford" focuser of the Meade 8", 10", 12", 14" and 16" ACF f/8 telescope line.  DirectSync ACFX features the same Best-In-Class clutch mechanism of the original DirectSync motors.  However, all the control electronics are built into the focus motor.


No external controller is required.

USB connectivity and fully compatible with all existing FocusLynx software.

Specifications

  • Motor Housing Width: 1.9" (48mm)
  • Overall Length: 3.35" (85mm)
  • Weight: 5.2 oz (150 g)
  • Step Resolution: 1.1 micron per step
  • Stepper Motor: Bi-polar NPM 15-ohm with 1:25 gearhead
  • Connectivity:  USB 2.0 A-B cable (included)
  • Temperature Sensor: Analog Devices ADT7302 embedded
  • Input Power: 12-volts DC, 2.5 x 5.5mm plug
  • Current Draw: Maximum draw approx. 350mA

    Compatibility

    • Meade f/8 ACF native focuser.

     ThirdLynx controllers are fully compatible with FocusLynx dual-focus control hubs making the FTX40 compatible with all ASCOM, X2, and INDI software.

    • FocusLynx download page

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    Express Shipping · United States: $3.99

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    United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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    Customer Reviews (4.4 / 5 · 5 reviews)

    Stella T. ★★★★★

    Bolted it onto my Meade 12" ACF and the reverse Crayford focuser finally feels precise instead of mushy—the ThirdLynx circuit tracks each half-step cleanly. My first night out, I hit focus on a star in under a minute without any back-and-forth hunting. Big upgrade if you're tired of overshooting.

    Charlotte R. ★★★★★

    The control circuit is the standout here—it’s dead silent during slews, which makes a huge difference when I’m imaging in my backyard at 2 a.m. The fit on my 10" ACF focuser was snug right out of the box, no shims needed, and it holds position perfectly across a long session.

    Adam G. ★★★★★

    Installed this on my 12" ACF and the ThirdLynx control circuit makes focusing so much smoother than the stock setup. The reverse Crayford design is a perfect fit and I've noticed zero backlash during imaging sessions.