OMAX 40X-2500X USB3 5MP Trinocular Compound Microscope - Pro Imaging

In this review the OMAX 40X-2500X USB3 5MP trinocular compound microscope is evaluated as a professional-grade instrument that pairs traditional optics with a modern USB 3.0 camera. The single biggest reason to consider this microscope is its combination of a true color 5MP camera with par-focal trinocular head, which lets a user view through wide-field eyepieces and capture high-resolution images or video without refocusing between eyepieces and the photo tube. That workflow benefit makes it useful in labs, classrooms, and for hobbyists who need reliable digital documentation.

Key Features

• Total magnification range: The complete 40X to 2500X range covers low-power scanning through high-power oil-immersion work for flexible sample examination.
• 5MP USB 3.0 camera: A true color 2560x1922 pixel camera with USB 3.0 connection provides fast frame rates and capture for high-detail stills and live video sharing.
• Par-focal trinocular head: The 30 degree inclined, 360 degree rotatable Siedentopf head maintains focus between eyepieces and the camera for uninterrupted imaging.
• Achromatic objectives: DIN 4X, 10X, 40X spring, and 100X spring oil objectives deliver corrected images across the magnification range for routine lab use.
• Adjustable illumination and condenser: Replaceable 3W LED illumination with intensity control and an Abbe NA1.25 condenser with iris lets users optimize contrast and resolution.
• Portable and protected: The included aluminum carrying case and solid metal base make the instrument rugged enough for transport and classroom rotation.

Who It's For

This model suits university teaching labs, clinical teaching, research bench work and serious hobbyists who need both optical performance and digital capture. The par-focal trinocular design and included camera are particularly valuable where documenting slides, measuring features, or sharing live images is part of the workflow.

Users who only need a basic student microscope without digital capture or those who require specialized fluorescence or phase contrast options should look elsewhere; this scope focuses on brightfield compound work with a standard Abbe condenser and does not claim fluorescence or advanced contrast modules out of the box.

Pros & Cons

Pros

• High-resolution USB 3.0 camera offers fast capture and useful measurement software for analysis.
• Wide magnification span from 40X to 2500X with achromatic objectives covers most routine and high-power needs.
• Par-focal trinocular head and rotatable Siedentopf design make imaging and teaching interactions simple.
• Solid metal construction and aluminum carrying case improve durability for field or classroom use.

Cons

• It does not include specialized contrast modules like phase contrast or fluorescence, so users needing those techniques must add accessories.
• The 5MP camera frame rate varies by resolution and may be lower at full resolution for demanding live imaging.

Specifications

Magnification	40X, 100X, 250X, 400X, 1000X, 2500X
Eyepieces	Wide field WF10X/18 and WF25X
Objectives	Achromatic DIN 4X, 10X, 40X spring, 100X spring oil
Head	30 degree inclined 360 degree rotatable trinocular Siedentopf
Camera	True color 5MP 2560x1922 USB 3.0, 0.5X reduction lens
Illumination	Transmitted replaceable 3W LED, intensity adjustable
Stage	X-Y mechanical stage 3in x 1-9/16in (78mm x 40mm)

Our Verdict

The OMAX trinocular microscope with USB 3.0 5MP camera is a strong value for educators, researchers, and advanced hobbyists who need dependable optics plus digital capture. Its par-focal trinocular head and robust objective set make imaging straightforward, and the included software and carrying case increase utility and portability for shared lab environments.

Frequently Asked Questions

Does the camera work with modern computers?
Yes, the camera uses USB 3.0 and the supplied software is compatible with Windows, Mac OS X and Linux.

Can I perform oil-immersion work?
Yes, the 100X objective is a spring, oil-immersion type suitable for high-power microscopy when used with proper technique.

Is the microscope easy to transport?
Yes, it ships with an aluminum carrying case and has a solid metal base for durability during transport.