Comparison Microscope

A comparison microscope uses a side-by-side optical system to image two samples within the same field of view, enabling direct comparison of sample feature differences through overlapping alignment or split-screen observation. It is used in fields such as document authentication and material structure analysis to detect trace matches or material differences.
Selection
When selecting, pay attention to matching the numerical aperture and working distance of the objective lens with the sample thickness, and choose brightfield or darkfield illumination based on the reflective characteristics of the sample. Consider whether the stage's movement range and accuracy meet the comparison requirements, and ensure the interpupillary distance adjustment range of the binocular tube is suitable for the operator. Motorized stages and image analysis software can be configured according to the testing process.

Terms

Standards

Instruments

Automatically collect viscosity data and generate flow Linear dispersion, support ten historical data comparison analysis, measurement results can be exported to Excel format file, easy data processing and archiving.

$ 349.00

Adopting a double-sided design, the front supports No. 4 Cup and No. 2 Zahn Cup conversion, and the back supports ISO3-6, No. 3 Zahn Cup and Gardner Viscometer conversion, covering ISO2431, ASTM D4212 and other standards.

$ 256.00

Compliant with ISO 8502-3 standard, equipped with illuminated magnifying glass and dust comparison display panel, can accurately assess the size and distribution of surface dust, support pass test and long-term recording.

$ 367.00

Adopt internationally recognized LOVIBOND color scale, measurement range red 0.1-79, yellow 0.1-79, blue 0.1-49 LOVIBOND units, minimum indication 0.1, equipped with three specifications Cuvette to meet multi-sample testing needs.

$ 677.00

Featuring a 45°/0° illumination method and full-spectrum LED light source, it has an 8mm measurement aperture with a standard deviation ΔE*ab of less than 0.03, ensuring excellent repeatability. The built-in compensation optical path ensures data stability, eliminating the need for frequent calibration. Compact and portable, its size is comparable to that of a lipstick.

$ 130.00

Featuring a 3.5-inch touchscreen for easy operation, it offers a measurement accuracy of 0.01 and a repeatability of ΔE*ab ≤ 0.03. Equipped with multiple built-in color cards for fast matching, it supports various color difference formulas and cloud-based data sharing.

$ 231.00

In line with the LOVIBOND color scale standard, the sub-field of view Color matching Sensitivity is high, the Measurement range is red 0.1-79, yellow 0.1-79 LOVIBOND units, and the structure is simple and easy to operate.

$ 599.00

Colourless Glass material, inner diaMeter accuracy of +/- 0.05mm, height tolerance of +/- 1mm, to ensure the accuracy of Color Comparison and Experimental Repeatability.

$ 119.00

Matte design system Color, including 290 commonly used Colors, 5 color samples per page 3.1x5.0cm, convenient for industry color comparison and application reference.

$ 93.00

Heavy-duty stainless steel structure ensures stable support, equipped with 3 strong magnets for firm adsorption, maintaining the vertical state of Microscope, suitable for various metal surface fixing needs.

$ 339.00

Wire-wound design can achieve 80 micron wet film thickness, diaMeter 9 mm, total length 245 mm, suitable for comparison specimens, one Spreader can handle a variety of Coatings.

$ 157.00

Provides 40x magnification and a 0.60 numerical aperture to ensure high resolution and long working distances for a variety of Microscope applications.

$ 138.00

Contains 216 Classic Colors, semi-matte surface, full page color sample size 5.0x15.0cm, monochrome design for easy comparison, with U-shaped protective cover for loss prevention.

$ 145.00

The hardened steel indenter is wear-resistant and loss-proof, equipped with 20 times LED Microscope to clearly observe the Crowder, dual Timer preset in place and recovery time, and supports 3-45μm Coating thickness measurement.

$ 1969.00

Made of aluminum, Dimension 150 * 220 * 290mm, support 360 ° swirl/spin adjustment and arm adjustable, suitable for a variety of Microscope models.

$ 154.00

Articles

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