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General| Brand | National Geographic |
|---|---|
| Model | BRESSER 70/400 |
| Category | Telescope |
| Language | English |
Never look directly at the sun or its proximity to avoid permanent eye damage.
Keep packaging materials away from children due to choking risk. Adult supervision is required.
Do not place the device, especially lenses, in direct sunlight to prevent fire.
Instructions for extending and securing the tripod legs for setup.
Steps to insert the zenith mirror and eyepiece into the holder.
Guidance on selecting the initial eyepiece for easier observation.
Instructions on how to attach the Barlow lens for increased magnification.
Detailed steps for opening the compartment, inserting, and closing the battery.
How to move the telescope and track celestial objects as Earth rotates.
Guidance on choosing eyepieces for different magnification levels.
Instructions on how to use the focus knob for clear image adjustment.
Methods for downloading and installing the ARTelescope application.
Steps to activate the app, including permissions, language, and QR code scanning.
Guide to using the app's functions like Star Seeking and smartphone adapter.
How to change the language within the ARTelescope application.
Accessing a 3D animation guide for assembling the telescope.
Information on constellations with pictures, text, and audio.
Information on solar system objects with pictures, text, and audio.
How to access and play the multiple-choice constellation quiz.
Using the app's AR mode to identify and photograph constellations.
Notes on granting app permissions and calibrating the magnetometer.
Instructions for securing a smartphone to the eyepiece adapter.
Caution regarding smartphone security and potential damage from drops.
Definition of focal length and its role in magnification.
Explanation of how a lens affects light to create a clear image.
Description of the zenith mirror's function in deflecting light.
Explanation of the Barlow lens's purpose in increasing magnification.
Explanation of how an eyepiece captures and magnifies the image.
Formula and explanation for calculating telescope magnification.
Statement of conformity with EU guidelines and standards.
Statement of conformity with UKCA guidelines and standards.
Instructions for proper disposal of packaging materials.
Guidelines for the proper recycling and disposal of electronic devices.
Rules for disposing of used batteries and rechargeable batteries.
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