Celestron LCD Handheld Digital Microscope with LCD Screen ,$100

Digital Microscope with built-in camera
2.4" LCD Screen panel
Snapshot photos or video
Uses 2 AA batteries

http://www.binoculars.com/microscopes/digital-microscopes/celestronlcdhandhelddigitalmicroscopewithlcdscreen.cfm

Celestron 44345 LCD Digital Deluxe Microscope ,$240

3.5" TFT Touch Screen Panel - rotatable 180° horizontally
Built-in Digital Camera - 2mp CMOS Sensor
Image Capture Capability - Snapshots and Video
Quadruple Nosepiece with 4x/10x/20x/40x Objective Lenses
Power Range from 40x to 1600x

http://www.binoculars.com/microscopes/digital-microscopes/celestron44345lcddigitaldeluxemicroscope.cfm

LCD Digital Microscope ,$220

LCD Digital Microscope - General Features
Compound (Biological) Microscope
40 to 400 Power - up to 1600 Power with Digital Zoom
3.5" (88 mm) LCD Screen with 4x Digital Zoom
Built-in Digital Camera - 2 Mega Pixels - Acts as 10x eyepiece
Top and Bottom LED Illumination
Mechanical Stage - 3.5" x 3.5" (88 mm x 88 mm)
512MB Internal Storage Memory

http://www.celestron.com/c3/product.php?ProdID=516