This USB Microscope allows you to capture high quality images or videos of small prints and other hard to read words then display them on your computer screen.

This USB Gadget a simple plug and play operation with included software that allows you to magnify objects and view them on your PC up to 200X and take snapshots and time-lapse movies.
If you are wondering where to get one, you may do so over at think geek website with a price tag of $139.99 - $199.99. There are two different models (AM-311S: and AM-310: )

Specs & Details

AM-311S:

Handheld USB Microscope (comes with Stand)
Sensor: 1/4” Color CMOS
0.3M / Resolution 640×480
USB 2.0 Output
20x, 50x, 200x Magnification
8 built-in LEDs
LED on/off controlled by software
Save file format: BMP, JPG, AVI
Regulatory approvals: CE, FCC, ROHS
Body length: 4″ (10.2 cm)
Body diameter: 1.26 (3.2cm max.)
Cable length: 6 feet (180 cm)

AM-310:
Handheld USB Microscope (comes with Stand)
Sensor: 1/4” Color CMOS
0.3M / Resolution 640×480
USB 1.0 Output
20x, 50x Magnification
4 built-in LEDs
Save file format: BMP, JPG, AVI
Regulatory approvals: CE, FCC, ROHS
Body length: 4″ (10.2 cm)
Body diameter: 1.26 (3.2cm max.)
Cable length: 6 feet (180 cm)

Great for industrial inspection, science education, forensics, printing, textile, printed circuit board (PCB) inspection, jewelers, hobbyists, tinkerers, crime scene investigation, medical, serial number identification, quality control, parts assembly
Capture high quality images, video and time-lapsed video [sample images]
Resolution: 640 x 480 pixels for image capture
Magnification: 20x, 50x, 200x (for AM-311S) and 20x, 50x (for AM-310)
Built-in LEDs for illumination (8 LEDs for AM-311S) and (4 LEDs for AM-310)
LED on/off controlled by software (AM-311S only)
Interface: USB 2.0 (AM-311S only)
Frame rate: up to 30fps
Dimension: 10cm (h) x 3.2cm (dia)
Weight: 0.2 lb (90g)
Includes: Microscope, Microscope stand, DinoCapture Software (Windows 98SE/ME/2000/XP, Vista, Mac OS9, OSX)