4-Scales 0.01mm Reticle Microscope Calibrating Ruler Multifunctional
The 4 Scales 0.01mm Reticle Microscope Calibrating Ruler is a precision optical glass slide with four measurement scales etched into its surface.

Product Overview
The 4 Scales 0.01mm Reticle Microscope Calibrating Ruler is a precision optical glass slide with four measurement scales etched into its surface. It provides 0.01mm divisions over 100 divisions (1mm total) and 0.1mm divisions over 10 divisions (1mm total), with two calibration reference dots at 0.15mm and 0.07mm. The ruler measures 75mm x 25mm x 1.1mm and is designed for use under microscope objectives to verify scale accuracy during inspection or calibration tasks.
- Scale division0.01mm x 100 = 1mm
- Scale division0.1mm x 10 = 1mm
- Calibration dots0.15mm, 0.07mm
- Slide materialOptical glass
- Size75mm x 25mm x 1.1mm
- Thickness1.1mm
Key Benefits
- 0.01mm resolution scale allows precise measurement of small features under a microscope
- Dual measurement systems (0.01mm x 100 and 0.1mm x 10) cover both fine and coarse calibration needs
- Two fixed calibration dots at 0.15mm and 0.07mm provide reference points for alignment checks
- Optical glass material ensures flatness and minimal distortion under magnification
- Compact 75mm x 25mm size fits standard microscope slide holders and stage mounts
Application Scenarios
- Calibrating a microscope's field of view or stage micrometer against a known scale
- Verifying the accuracy of digital measurement software in a digital inspection system
- Checking the consistency of magnification across different objectives in a biological or stereo microscope
- Training students in measurement techniques using a repeatable, traceable reference
- Documenting measurement precision during quality control inspections in electronics or precision engineering
Who It Is For
- Microscope operators in electronics, metallurgy and quality control labs
- University and school teaching labs requiring accurate measurement demonstrations
- Laboratories performing calibration checks on microscopes and imaging systems
- Precision assembly and inspection teams needing repeatable measurement references
- Research labs requiring traceable scale verification for published data
Problems It Solves
- A standard slide lacks a known scale, forcing operators to estimate dimensions under magnification
- No fixed reference points make it difficult to verify the accuracy of a microscope's measurement system
- Inconsistent scale markings across multiple slides lead to measurement drift in repeated inspections
- Lack of dual-scale resolution means users must switch tools for fine and coarse measurements
- Non-flat or low-quality materials distort the scale under high magnification, leading to incorrect readings
Technical Features
- Four measurement scales: 0.01mm x 100 = 1mm, 0.1mm x 10 = 1mm
- Two calibration reference dots at 0.15mm and 0.07mm for alignment verification
- Etched on optical glass for flatness and minimal optical distortion
- 75mm x 25mm x 1.1mm dimensions fit standard microscope slide holders
- Designed for use under microscope objectives with 10X to 40X magnification
Specifications
| Scale division | 0.01mm x 100 = 1mm |
|---|---|
| Scale division | 0.1mm x 10 = 1mm |
| Calibration dots | 0.15mm, 0.07mm |
| Slide material | Optical glass |
| Size | 75mm x 25mm x 1.1mm |
| Thickness | 1.1mm |
| Measurement range | 1mm per scale segment |
Specifications are taken from the AMADA product data for this item. Confirm critical dimensions with us in writing before ordering.
Customization Options
- Custom scale divisions or calibration dot positions upon request
- Alternative sizes or thicknesses within the optical glass tolerance range
- Addition of a protective coating to reduce surface abrasion (if required)
Comparison With Other Options
| Standard microscope slide without scale | The reticle ruler provides a known, traceable scale for measurement verification; a blank slide offers no reference. |
|---|---|
| Digital stage micrometer | This physical ruler is fixed and does not require power or software; it can be used with any microscope, regardless of imaging system. |
| Generic plastic calibration slide | Optical glass ensures flatness and minimal distortion; plastic slides may warp or refract light under magnification. |
Use Guide
- Place the ruler on the microscope stage and focus using a 10X or higher objective
- Align the 0.01mm scale with the field of view to verify measurement accuracy
- Use the 0.15mm and 0.07mm calibration dots as fixed reference points for alignment checks
- Ensure the slide is flat and not tilted to avoid parallax errors
- Clean the surface with lens paper before use to prevent dust or oil from affecting visibility
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Frequently Asked Questions
What is the resolution of the measurement scale?
0.01mm per division, with 100 divisions totaling 1mm.
Can I use this ruler with a digital microscope?
Yes. The etched scale is visible under digital imaging systems and can be used to verify software measurement accuracy.
Is the scale visible under low magnification?
Yes. The 0.01mm scale is visible at 10X magnification; higher magnification improves clarity.
What is the purpose of the two calibration dots?
They serve as fixed reference points at 0.15mm and 0.07mm to verify alignment and scale accuracy.
Can I clean the ruler after use?
Yes. Use a soft lens cloth or lens paper to gently wipe the surface. Avoid solvents or abrasive materials.
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