CHI MiEye Product Manual

Hide thumbs

Table Of Contents

Table of Contents

Quick Links

Download this manual

January 2025

MiEye

Product manual

Table of Contents

Need help?

Do you have a question about the MiEye and is the answer not in the manual?

Questions and answers

Summary of Contents for CHI MiEye

Page 1 January 2025 MiEye Product manual...
Page 2: Table Of Contents
Contents Product overview Getting Started Installing the MiEye app Charging MiEye Wearing MiEye Important information for usage Connecting to the App Device Details Live Mode Manual Mode Log Mode Device Settings Troubleshooting Resetting the device Deleting Invalid Pairing Data Distributing devices to research participants...
Page 3: Product Overview
MiEye stores recorded light patterns and connects to an iOS app to allow the data to be uploaded. For terms and conditions affecting use, please see the terms of sale at...
Page 4: Getting Started
A USB-C cable for plugging in the charger A magnetic lanyard for wearing the MiEye device Installing the MiEye app To connect with MiEye, the MiEye app will need to be installed on an iOS device (iPhone or iPad) to enable connection with the MiEye device.
Page 5: Charging Mieye
Note: The charging pins on the bottom of the MiEye and the charger base must be aligned when placing the MiEye on its charger. The MiEye will magnetically attract to the charger base. Once placed on the charger, a light should brieﬂy...
Page 6: Wearing Mieye
2. Around the neck, with the lanyard inside of a single clothing layer, and the MiEye connected magnetically from outside of the clothing. This option should only be used with a single thin layer of fabric, such as a t-shirt.
Page 7: Important Information For Usage
The back surface of the MiEye will magnetically attach to the front face of its lanyard. Important information for usage ● Take care to not detach MiEye from its lanyard when wearing it, for example when strapping objects across the body, such as a seatbelt or bag.
Page 8 MiEye Status LED The Status LED on the device Blank/off Normal operation White Flash Boot up Single Red Flash Battery Charging Single Green Flash Charging Complete Single Blue Flash Bluetooth Connected Continuous Red Flashing On Board Storage full Solid Yellow...
Page 9: Connecting To The App
Connecting to the App To use the MiEye device, it must ﬁrst be paired to an iOS device via the MiEye app. Once the device is charged, open the MiEye app. For a New Device: If the device is powered and within Bluetooth range, it should appear in the Nearby Devices list (4, 5).
Page 10: Device Details
Device Details Once a paired device is selected the Device Details screen is displayed. The device name is displayed at the top of the screen along with a button to return to the device list screen (1) The current battery status of the selected device is also displayed (2).
Page 11: Live Mode
Live Mode When Live Mode is selected, if the device is not currently in Live mode you will be prompted to switch to Live mode. Moving the device to Live mode cancels other modes, including Log mode. Live Mode allows you to view the measured alpha-opic illuminances (1) in real-time.
Page 12: Manual Mode
Manual Mode When Manual Mode is selected, if the device is not currently in Manual mode you will be prompted to switch to Manual mode. Moving the device to Manual mode cancels other modes, including Log mode. Manual Mode allows you to take on-demand readings of the sensor and save them with a custom label.
Page 13: Log Mode
Log Mode When the Device is in Log Mode sensor readings are performed periodically and saved to the internal storage of the device. This means reading can be taken without a phone/tablet being present. The onboard storage is large enough to store many weeks of data (exact timeframe is determined by the Log Rate, see section Device Settings below).
Page 14 To Share the Downloaded Log: Once the log has been transferred the data can be shared via the Share CSV button (6). This will open the iOS share page and generate a spreadsheet (CSV format) that can be emailed, sent as a message, or saved to the Files app.
Page 15: Device Settings
ﬁlled. To Change the Device Name: Tapping the Rename MiEye button will allow you to change the device name. Enter the desired name into the prompt and tap Rename. The device will restart, reconnect and the new name will appear soon after.
Page 16 To Unpair the Device: Tapping the Unpair MiEye button (6) tells the device to delete the current Bluetooth Pairing information. This needs to be done before the device can be Paired to a different iOS device. After the Pairing is deleted the data for the device is also removed from the app.
Page 17: Troubleshooting
Troubleshooting Resetting the device If the MiEye device is unable to be connected to in the App or is otherwise unresponsive, the device can be manually reset. This is done by ﬁrst placing the MiEye in its charger. Then insert a small object such as a paperclip into the small hole next to the USB port.
Page 18: Deleting Invalid Pairing Data
To do this, open the Settings app on the iOS device and select Bluetooth. In the list of “My Devices” ﬁnd the MiEye you are trying to connect to and tap on the icon, select “Forget This Device”.
Page 19: Distributing Devices To Research Participants
Distributing devices to research participants We advise that participants NOT be directed to use the MiEye app, as they may disrupt the intended settings and accidentally stop data collection. We advise that a single lab iOS device is used for managing multiple MiEye devices.
Page 20: Technical Specifications
Technical Speciﬁcations 10 channel Spectrometer 415nm, 445nm, 480nm, 515nm, 555nm, 590nm, 630nm, 680nm, 910nm, Clear (broad spectrum) Accelerometer 3 axis, ±2g Battery life Up to 4 days Onboard Storage (~180 days of samples @ 1 minute intervals) USB-C Charger 5V 500mA Operating Temperature -18C - 45C Certiﬁcations:...