Angle Between Mirrors Model

Product Code : SCL-LAO-12070

The Angle Between Mirrors Model is a precision geometric optics apparatus used for demonstrating multiple image formation and validating the laws of reflection. Engineered for physics educators and science students, this instrument provides a hands-on platform to systematically study how changing the angular separation between two plane mirrors directly impacts the number of observed virtual images.

Product Description

This model offers an interactive approach to studying ray optics in high school classrooms and university physics laboratories. Constructed with a heavy-duty, high-impact base plate and two optical-grade acrylic plane mirrors, it delivers exceptional reflective clarity while eliminating the structural and safety hazards common with conventional glass surfaces. The mirrors are connected by a durable, low-friction hinge mechanism that allows students to adjust the internal angle quickly and reliably without losing alignment.

For institutions looking to expand their inventory of high-performing optical didactic models, this apparatus provides excellent classroom utility. It simplifies the transition from theoretical ray tracing charts to measurable, physical observations. Integrating this model into your standard array provides a reliable layout for quantitative data gathering during basic light behavior investigations.

Key Features

• Integrated Protractor Scale: Features a permanently silk-screened $360^\circ$ circular protractor base for instant, highly accurate angular adjustment tracking.
• Shatterproof Acrylic Mirrors: Engineered using vacuum-metallized polymer sheets that ensure student safety while maintaining professional specular reflectivity.
• Heavy-Duty Hinge Assembly: Equipped with a reinforced dual-leaf hinge that maintains its set angle position during laboratory measurements.
• Modular Object Pin: Supplied with an easily repositionable geometric target marker to observe scaling, alignment, and inversion trends.
• Compact Footprint Base: Built with a durable polymer platform that rests securely on typical flat lab benchtops or demonstration tables.

Technical Specifications

What's Included in the Kit

• 1 x Hinged plane mirror dual assembly
• 1 x Calibrated protractor base plate
• 2 x Distinct vertical object target markers
• 1 x Student experiment guide with foundational geometric ray-tracing equations

Applications / Uses

• Demonstrating the properties of multiple image formation inside intersecting specular planes.
• Verifying the classic physical law of reflection across different orientation baselines.
• Calculating the total number of virtual images formed as a function of the interior angle in degrees using the mathematical relationship:

• Serving as a foundational introductory tool alongside advanced to analyze spatial light patterns.

How to Use the Angle Between Mirrors Model

1. Place the calibrated protractor base plate on a level, stable laboratory workbench.
2. Align the vertex of the hinged mirror assembly precisely with the center point of the circular protractor scale.
3. Position a vertical object target marker inside the sector formed between the two reflective surfaces.
4. Count the total number of resulting virtual reflections visible from a frontward viewing orientation.
5. Record your observed parameters and vary the angle to confirm the inverse relationship between interior angle and image count.

Handling Note: Do not force the hinge past its natural coplanar configuration to protect the structural connection from mechanical fatigue.

Care & Maintenance

• Cleaning: Gently clean the acrylic mirrors with an anti-static microfiber cloth and a mild soapy water solution; never apply acetone or harsh window sprays.
• Storage: Store the apparatus folded flat inside a cool, dry instrument cabinet to prevent dust accumulation and localized surface abrasions.
• Handling: Hold the mirrors by their non-reflective polymer backing frames to keep natural skin oils from smudging the optical surfaces.

Why Choose Science Lab Supplies

Science Lab Supplies is an established manufacturer and global exporter of high-quality laboratory instruments and STEM setups. We blend durable, resilient raw materials with precise engineering to construct didactic models that successfully endure the rigorous demands of school laboratory spaces. Our production facilities maintain strict quality audits to ensure that every device functions reliably out of the box. Backed by highly optimized international supply channels, we deliver educational science apparatuses to institutions worldwide efficiently.

Frequently Asked Questions

What happens if the calculation yields a fractional number of images?

When the calculated ratio does not result in a whole integer, the physical position of the object relative to the mirror's bisector line dictates whether a partial image clip is visually discernible.

Can this model be scratched easily by students?

The mirrors are crafted from optical-grade acrylic which is inherently shatterproof for safety, though it should still be cleaned exclusively with soft microfiber cloths to prevent fine surface scratches.

Is an external light or laser beam required to use this model?

No, the model operates perfectly using ambient room lighting to view target pin reflections, although a low-intensity ray box can be added for clear laser path demonstrations.

Does the hinge mechanism wear out over time?

Our dual-leaf hinge assembly is reinforced and cycle-tested to maintain steady frictional resistance through years of routine student handling.

What is the maximum angle the two mirrors can open to?

The apparatus can open safely up to a flat linear alignment, allowing you to demonstrate single-plane specular behavior.

Explore our online store to evaluate matching additions for your school's checklist, or contact our international export division today to secure a volume pricing quote.