Optec Inc. Gemini Hand Controller: Enhanced Focusing Precision for Telescopes

• Vibration-Free Focusing: Offers a smooth, vibration-free method of focusing the telescope, essential for maintaining image stability during observations or photography.
• Intuitive Control Buttons: Equipped with IN and OUT buttons, along with a 2-line display, for straightforward and efficient focus adjustments.
• Fine Focus Knob with Rotary Encoder: Newly upgraded with an electronic Fine Focus Knob featuring an embedded rotary encoder, allowing for precise and tactile focusing.
• One-Handed Fine Focus: Enables one-handed fine focus control while using an eyepiece, enhancing the user experience during visual observations.
• User-Friendly Design: Designed to provide simple, intuitive, and precise control of the focus motor, improving overall telescope operation.
• Easy Connectivity: Connects directly to the Hand Controller port of the Gemini Control Hub using the included telephone handset cord.
• Ideal for Telescope Operators: A "must-have" accessory for any Gemini system, especially beneficial for operators physically present at the telescope.
• Professional Grade Tool: Suitable for both amateur and professional astronomers seeking a reliable, user-friendly hand control for their Gemini system.
• Enhanced Observing Experience: Offers an improved observing experience, allowing users to maintain eye contact with the eyepiece while adjusting focus.
• Compatibility with Gemini Systems: Specifically designed for use with the Gemini Focusing Rotator, ensuring seamless integration and operation.

Specifications

• Material: 6061 aluminum, anodized black
• Display: 2-line with Position and Temperature
• Buttons: IN, OUT, and MODE buttons
• Focus/Rotation Control: Rotary encoder with 1X, 10X, and 100X speeds
• Communications: SPI to Gemini Hub via MAX232 chip
• Length: 6.3" (160mm)
• Width: 3.2" (81.4mm)
• Thickness: 0.9" (22.7mm)
• Weight: 6.4 oz (180 g)
• Mounting: Stainless Steel hanging hook included
• Connection to Gemini hub: RJ22 plug labeled "Hand Controller"
• Recommended Cable: Telephone Handset Cable (25-ft. and 6-ft. lengths included)
• Firmware: V1.1.0 upgradeable with replacement 28-pin PIC chip

Software and Docs

• Drawing
• Quick Start Guide