Solar and Lunar Eclipse STEM Lab Manufacturer,Supplier and Exporter in India
Product Code : SCL-MH-12495
Introduce young minds to the spectacular structural choreography of our solar system with the high-precision Solar and Lunar Eclipse Working Model STEM Lab, uniquely developed and manufactured by the scientific hardware specialists at Educational Instrument India. Visualizing how three independent astronomical spheres align precisely to block cosmic radiation pathways can be intensely challenging when confined to flat whiteboard sketches. This sophisticated, interactive three-body orbital tellurion translates advanced spatial mechanics, line-of-sight geometry, and shadow mechanics into a physical, highly verifiable classroom environment.
The principal scientific purpose of this STEM lab is to offer an absolute, hands-on demonstration of astronomical syzygy—the straight-line configuration of three celestial bodies. Driven by a high-ratio, synchronized micro-gear alignment system, the apparatus pairs a high-output luminous core (representing the Sun) with custom-scaled models of the Earth and the Moon. As the student gently moves the primary orbital guide lever, the micro-gearing translates the exact relative rotational and revolutionary velocities of the bodies, casting explicit, geometrically correct shadow cones over the structural targets to clarify how eclipses come into view.
As an industry leader in manufacturing professional-grade educational models, Educational Instrument India has optimized this model to demystify complex astronomical nuances. The apparatus features an integrated 5-degree inclined moon-track tilt guide, perfectly demonstrating why eclipses do not happen every single month during full and new moon phases. By sliding the moon along its true orbital path, students see how eclipses can only take place when the moon passes cleanly through the structural orbital nodes where its plane intersects with the ecliptic plane. This lab serves as a crucial asset for elementary, secondary geography, and advanced space science educational courses.
Core Physical Phenomena and Concept Coverage:
Solar Eclipses (Total, Partial & Annular): Positioning the Moon directly between the Sun and the Earth, casting a miniature focal shadow onto specific geographical regions.
Lunar Eclipses (Umbra & Penumbra): Tracking the Earth as it steps into perfect alignment between the Sun and Moon, casting a deep dark core shadow (umbra) and soft lighter border shadow (penumbra) across the lunar landscape.
Orbital Node Geometries: Witnessing the exact physical effects of the 5-degree lunar orbital inclination that governs global eclipse frequency charts.
Product Specifications
Engineered using low-vibration structural alloy frames and premium light casting optics, this teaching kit satisfies rigid laboratory specifications under the direct manufacturing supervision of Educational Instrument India:
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Parameter |
Specification Details |
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Brand Name |
Educational Instrument India |
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Product Model Code |
EII-STEM-SLEM-2026 |
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Drive Mechanism |
Manual gear-synchronized, dual-axis revolution arm assembly with absolute parallel tracking |
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Solar Ray Projector |
High-intensity 5W solid-state LED core equipped with a focusable condenser lens (Replicates highly parallel solar rays) |
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Earth Globe Assembly |
120 mm diameter detailed topography globe showing explicit latitude grids, continents, and a matte finish for shadow definition |
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Lunar Body Element |
32 mm diameter scaled, high-contrast white sphere mounted on an adjustable orbital ring arm |
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Orbital Plane Realism |
Built-in mechanical tracking cam providing a true 5° vertical orbital plane variation for the Moon |
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Base Stabilization Frame |
Cast metal base sheet with non-slip dampening feet and integrated structural compass/zodiac markers |
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Power Infrastructure |
Safe Low Voltage: 5V DC via Type-C USB interface cable (Included) or 3 x AA battery compartment box |
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Regulatory Profiles |
ISO 9001:2015 Structural Safety Compliant, CE Certified Assembly, RoHS Lead-Free Components |
How To Use It
To acquire exceptionally clear shadow formations and safe operational handling within student lab teams, follow this step-by-step procedure designed by our scientific panel:
Workbench Configuration: Place the heavy metal base plate of the apparatus on a completely flat, sturdy laboratory desk. Dim or switch off the primary room lights to maximize the visual sharpness of the light shadow patterns.
Power Linkage: Connect the supplied Type-C USB cable to a standard 5V power block adapter or insert 3 fresh AA batteries into the hidden baseline slot. Turn the power rocker switch to the "ON" position to trigger the solar core illumination.
Simulating a Solar Eclipse: Slowly pivot the main manual rotational arm until the Moon moves directly between the illuminated Sun core and the Earth globe. Watch the tight focus beam project a clear dark circular dot—the umbra shadow—directly onto a specific latitude line of the Earth.
Analyzing the Penumbra: Observe the wider, semi-dark shadow boundary surrounding the central dot. Explain to students that locations inside this lighter ring would observe a partial solar eclipse, while the center dot views a total solar eclipse.
Simulating a Lunar Eclipse: Continue traveling the mechanical arm further along its path until the Earth moves directly between the Sun and the Moon. Observe how the Moon turns dark as it moves completely inside the wide shadow cone thrown behind the Earth.
Demonstrating Orbital Nodal Logic: Turn the planetary tracking gears slightly out of alignment to show the Moon passing just above or below the Earth’s shadow cone. This models a standard new/full moon phase without an eclipse, illustrating the necessity of crossing the nodal path.
System Care & Clean Up: Switch off the main power line to protect the life of the solid-state light engine. Wipe the structural surfaces with a dry microfiber cloth to keep them free of hand moisture or skin oils. Pack the modules inside the custom foam container.
Frequently Asked Questions (FAQs)
Q1: Why doesn't an eclipse occur every single time the Moon completes its monthly orbit on this model?
A1: This accuracy is achieved through the custom engineering design of Educational Instrument India. The kit features a 5-degree inclined mechanical tracking path for the moon. Because of this slant, the Moon usually travels just above or below the shadow alignment lines. An eclipse only triggers when the alignment matches perfectly along the orbital nodes, matching real space tracking logs.
Q2: Can this model safely run for multi-hour science exhibitions or public school fairs?
A2: Yes, absolutely. Traditional legacy models relied on incandescent bulbs that became dangerously hot to touch within minutes. This premium model integrates a cool-running 5W solid-state LED engine inside a protective housing, allowing for hours of uninterrupted classroom use while remaining completely cool to the touch.
Q3: What should we do if the shadow boundary on the Earth or Moon looks blurry or scattered?
A3: If a shadow appears blurry, it is usually because the ambient room light is too bright or the solar condenser lens needs a quick tune. Dim your overhead classroom lights and adjust the twisting barrel around the LED lamp housing to compress the rays into a tight parallel path until the shadow edge hardens cleanly.
Q4: Are the globes and gears made from cheap brittle plastics that snap over time?
A4: No. To guarantee long-term performance across heavy institutional class schedules, Educational Instrument India constructs the planetary base plate from cast aluminum and assembles the inner gear matrix out of self-lubricating, wear-resistant composite polymers that won't strip or jam.
Q5: Can this kit operate without being tied to a standard wall socket near the lab tables?
A5: Yes. The device features a versatile dual-power system. It can draw power via a standard USB cable hooked to a portable power bank or run directly off dry-cell batteries, allowing you to move it to any standard desk or mobile teaching cart with ease.
