Primary Colour Kit STEM Lab Manufacturer,Supplier and Exporter in India

Product Code : SCL-OS-12492

Unlock the foundational science behind wave optics, perception, and light physics with the premium Primary Colour Kit STEM Lab, conceptualized and manufactured by Educational Instrument India. Light color interactions form the baseline of modern digital displays, imaging technologies, and printing systems. This advanced educational platform serves as a modular, hands-on physics laboratory designed to transform complex topics like wave superposition, wavelength isolation, and light absorption into clear, visual demonstrations for students.

The core framework of the Primary Colour Kit STEM Lab focuses on the dual implementation of the Additive Color Model (RGB) and the Subtractive Color Model (CMY). The apparatus features a trio of independent, high-intensity monochromatic LED projectors (Red, Green, and Blue) built onto a micro-adjustable alignment track. By overlapping these rays on a clean white reflection screen, students discover how secondary color profiles like Cyan, Magenta, and Yellow are formed. Projecting all three wavelengths together demonstrates the creation of pure white light, showcasing the phenomenon of human color vision.

In addition to active emission modeling, the kit includes a comprehensive array of passive absorption accessories. Students can place calibrated subtractive color filters (Cyan, Magenta, and Yellow) into the light paths to observe how physical mediums selectively absorb or transmit specific wavelengths. Engineered by Educational Instrument India for classrooms, science labs, and vocational institutes, the housing features impact-resistant, non-toxic polymer materials, and safe, low-voltage internal pathways. It stands as an essential teaching instrument for global STEM curricula, aligning with international standards to bridge the gap between textbook theories and physical verification.

Core Academic Concepts Investigated:

Additive Light Superposition: Observing how combinations of the primary light wavelengths (Red, Green, Blue) synthesize the visible color spectrum.

Subtractive Medium Filtering: Investigating wavelength blockages using specialized color filters to understand the physics behind pigments, dyes, and printing mechanics.

Human Visual Perception: Linking physics properties to biological mechanics by simulating how retinal cone cells process variable spectral wavelengths.

Product Specifications

Built using strict technical metrics to provide consistent light outputs and precise optical observations, this setup fulfills global criteria under the direct verification of Educational Instrument India:

How To Use It

To configure your color mixing experiments accurately and maintain clean light projection paths, use the following procedure designed by our laboratory application specialists:

Benchtop Installation: Place the master chassis on a flat, stable laboratory bench. For the best visual results, position the kit away from direct sunlight or heavy overhead fluorescent light paths.

Power Initialization: Connect the supplied USB cable into a 5V power adapter or insert batteries into the lower tray. Toggle the master power switch to the "ON" position.

Additive Synthesis Demonstration: Direct all three projector lenses toward the matte white screen. Turn the adjustment knobs clockwise to power on the Red, Green, and Blue rays. Adjust the projector angles until the three color beams overlap in the center of the screen.

Secondary Spectrum Observation: Analyze the overlapping zones. Notice that where Red and Green mix, Cyan is synthesized; Red and Blue create Magenta; and Green and Blue produce Cyan. Where all three rays converge, clean white light is created.

Subtractive Filtering Verification: Turn off the Green and Blue lights, leaving only the Red beam active. Slide the Cyan filter card into the slot directly in front of the Red lens. Observe how the red light is blocked, causing the projection screen to go dark. This proves that a Cyan filter systematically absorbs its complementary Red wavelength.

Shadow Color Analysis: Turn on all three emitters to create white light. Place the included shadow-casting rod halfway between the emitters and the screen. Observe the multi-colored shadows produced, demonstrating how blocking one primary color unmasks its secondary counterparts.

Post-Lab Maintenance: Turn all intensity dials to zero and power down the device. Clean the lenses and filter slides with an anti-static cloth to clear away dust or smudges. Store the kit in its custom protective container.

Frequently Asked Questions (FAQs)

Q1: What is the main difference between additive and subtractive color models in this kit?

A1: The additive model applies to emitted light, where primary wavelengths (Red, Green, Blue) combine to create lighter colors, culminating in white light. The subtractive model applies to filters, pigments, and dyes, which absorb specific wavelengths from passing light. In this model, mixing primary colors (Cyan, Magenta, Yellow) removes light, culminating in black.

Q2: Why is the color mix uneven or blurry when projecting onto the screen?

A2: This variation typically occurs due to angular misalignment or smudge marks on the lens surfaces. Use the track alignment dials on the Educational Instrument India chassis to center the beams, and gently clean the lenses with a dry microfiber cloth to remove dust or skin oils.

Q3: Can this kit safely run continuously for all-day school science exhibitions?

A3: Yes. This apparatus uses low-draw, high-efficiency solid-state LEDs. They run cool and are designed to operate for hours without overheating, providing a safe alternative to old halogen light boxes for long student presentations.

Q4: Are the filter plates made of breakable glass?

A4: No. To ensure student safety in busy classrooms, Educational Instrument India manufactures the filter plates from high-optical-grade, shatterproof polymer resins. This delivers precise wavelength filtering without the safety hazards of traditional glass.

Q5: Can the kit operate without a wall outlet near the lab benches?

A5: Yes. The kit features a dual-power design that can run via standard USB connections or an integrated battery pack, allowing teachers to set up experiments on any standard lab bench or mobile cart without needing extension cords.