JMI EV-1 Telescope Focuser Upgrade

JMI SKU: EVUPG1
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JMI EV-1 Telescope Focuser Upgrade

JMI SKU: EVUPG1
Regular price $199.00
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JMI EV-1 Telescope Focuser Upgrade allows an EV-2 or EV-3 Focuser after-purchase upgrade to an EV-1 Focuser. To upgrade, simply remove the old drive block and install this new one.


JMI EV-1 Telescope Focuser Upgrade


JMI EV-1 Telescope Focuser Upgrade allows an EV-2 or EV-3 Focuser after-purchase upgrade to an EV-1 Focuser. To upgrade, simply remove the old drive block and install this new one.

The upgrade includes the following individual parts:

  • Dual-speed Drive with Dial Indicator

  • Pusher Bearing

  • Rubber-gripped Gold Knobs

  • 7/64″ Hex Wrench

  • Instructions for safely swapping the drive system


Note: This part number is designed to simplify (and reduce the price of) upgrading to JMI's top-of-the-line EV-1 Event Horizon Focuser by avoiding the confusion involved in having to picking the right individual parts.

Compatible with JMI EV-2n, EV-2nM, EV-2c, EV-2cM, EV-2r, EV-2rM, EV-3n, EV-3nM, EV-3c, EV-3cM, EV-3r, EV-3rM

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