Gemini can watch youtube videos.

In this video, Tech Tangents reviews the Andonstar AD246S-P digital microscope and uses it to achieve a "world's first" by capturing clear images of video data and text directly from the surface of LaserDiscs and CEDs (Capacitance Electronic Discs).

Microscope Overview and Setup Purpose: The creator purchased the microscope specifically to document the microscopic structures of obsolete media like CEDs for the public domain [00:14].

Features: It features a 1080p sensor, HDMI output, and a flip-down display [02:41]. He notes the importance of the included remote control to prevent camera shake at high magnification [04:10].

Build Quality: He highlights thoughtful design choices, such as captive plastic inserts in the screws to prevent them from biting directly into the metal support tubes [05:51].

Initial Testing and Performance Coins and Wafers: The microscope provides impressive clarity when viewing historical coins and silicon wafers, where individual dies and traces are easily visible [11:30].

Magnification Concerns: He expresses skepticism regarding the "ridiculous magnification claims" often found on these products, finding that the high-magnification lens can sometimes be hazy [13:07].

Visualizing Video Data on Physical Media The core of the video focuses on using light refraction (diffraction grading) to see the physical encoding of video signals.

LaserDisc (CAV): Using a "The Mind's Eye" LaserDisc, he successfully identifies horizontal blanking pulses and color bursts in the disc's pits and lands [16:27].

Reading Text on a LaserDisc: In a major breakthrough, he discovers that by positioning a flashlight at a specific angle, he can actually read the end-credit text (e.g., the word "Keyboard") directly off the disc surface [22:54].

CED (Capacitance Electronic Disc): He examines a damaged CED of the movie True Grit. He manages to capture a remarkably clear image of the film's credits etched into the disc's microscopic grooves [25:57].

Additional Observations Optical Media Tracks: The microscope is used to visualize the distinct data sessions and track separators on a CD and a CDRW [27:00].

Smartphone Sub-pixels: A close-up of a Samsung S24 Ultra display reveals the sub-pixel arrangement of its OLED screen [28:37].

Conclusion: The creator concludes that the Andonstar AD246S-P is highly effective for technical documentation and hobbyist use, especially given its ability to resolve the fine details of analog video media [28:57].

Microscopes can see video on a laserdisc