Spherometer
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Product Code : SCL-OS-12272
The StemAids Spherometer is a precision-engineered metrology instrument designed for the accurate determination of the radius of curvature of spherical surfaces, including lenses and mirrors, and the thickness of thin plates. Optimized for University-level physics laboratories and Vocational TVET curricula, it complies with international standards for dimensional accuracy. This ruggedized unit features a high-grade micrometer screw system to ensure repeatable, high-fidelity data acquisition in optical characterization.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Material Grade |
Heavy-Duty Cast Metal Frame with Stainless Steel Precision Screw |
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Leg Configuration |
Triple-Point Fixed Stainless Steel Tips (Equilateral Arrangement) |
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Vertical Scale Range |
10mm - 20mm (Dual-Directional Graduation) |
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Circular Scale Divisions |
100 Equal Divisions for Micron-Level Resolution |
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Screw Pitch |
0.5 mm or 1.0 mm (Calibrated) |
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Least Count |
0.01 mm / 0.005 mm (Subject to Model Selection) |
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ISO Compliance Code |
ISO 9001:2015 Manufacturing Standard |
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HS Code |
9017.30 (Micrometers, calipers, and gauges) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
Feature: Precision Micrometer Screw Thread Outcome: Facilitates student acquisition of high-resolution measurement techniques, supporting Applied Physics Module 101 (Linear Metrology).
Feature: Triple-Point Stability Frame Outcome: Enables students to establish a definitive reference plane for measuring sagittal height, allowing for the empirical calculation of the Radius of Curvature ($R$).
Feature: High-Contrast Graduated Circular Scale Outcome: Supports student development in identifying and correcting for zero-error and parallax during data synthesis, aligning with advanced experimental error protocols.
International Logistics & Compliance
StemAids maintains high OEM readiness for global institutional supply chains and international tender fulfillment:
Packaging: Export-grade seaworthy crating (ISPM-15 compliant); units are housed in custom-fit, impact-resistant protective cases to maintain calibration during transit.
Documentation: Includes Manufacturer’s Authorization Form (MAF), Certificate of Calibration (traceable to national standards), and Technical Manuals in English.
Durability: Tropicalized design featuring anti-corrosive finishes on all moving parts, tested for operational integrity in demanding climates (up to 45°C/90% Humidity).
Direct OEM Sourcing Advantages
Sourcing directly from StemAids ensures vertical integration and definitive factory-direct authority for large-scale procurement:
In-House Precision Calibration: Every spherometer is master-gauge verified across its full vertical range to ensure zero-drift linearity.
Batch-Tested for Uniform Reliability: Screw threads undergo specialized hardening and friction testing to guarantee smooth, backlash-free operation over extended institutional life cycles.
Direct Factory Spares Availability: Guaranteed long-term availability of proprietary replacement screws, stainless steel legs, and graduated scales to ensure maximum instrument uptime for educational departments.
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