• Description
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The Carson MM-840 eFlex™ is a powerful digital microscope that displays the magnified image right on your computer screen. The impressive 75x/300x effective magnification (on 21″ monitor) allows you to see details of ordinary objects that you never knew existed!

Capture an image to keep with the click of a button. You can even capture close-focus video! The included flexible neck stand with suction cup adapter attached to any smooth surface, or included graduated base with ease.

Max Picture Resolution: 1600 x 1200

Max Video Resolution: 640 x 480

To determine the power, multiply your computer screen size by 3.57-14.29.

Example: 32″ computer screen would magnify 114-457x (power). Please note, the effective magnification is a combination of the optical system and a high powered digital zoom.

Latest version is compatible with Windows 10/8/8.1/7/Vista/XP SP2+ and all Mac OS. A USB 2.0/3.0 port is required. No batteries required.


Download the User Guide: Instruction Manual

Download the Software and Installation Guide: Software Page

Model Name eFlex™
Model Number MM-840
Magnification 75x/300x Effective on 21" Monitor
Weight 3.0 oz
Dimensions 1.3'' x 1.3'' x 3.4''
MSRP $79.00
Metric Units
Case Quantity 20
Case Dimensions 20.0" x 12.8" x 13.1"
Case Weight 17.350
Inner Quantity 5
Inner Dimensions 12.6" x 6.1" x 9.6"
Inner Weight 3.993
Item Box Dimensions 9.1" x 2.4" x 2.3"
Item Box Weight 0.717
UPC 750668011121
20` Container Capacity 11,127
40` Container Capacity 22,841
40` High Cube Capacity 25,5
Metric Units

Domestic FedEx Freight Calculator

All freight calculations exclude the cost of insurance, and are FOB Ronkonkoma, NY. Actual weight may vary slightly.