Lens Assembly
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This page explains how Aperture Mechanism is classified within Computer, Electronic and Optical Product Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.
A mechanical or electronic component within a lens assembly that controls the size of the aperture opening to regulate light entering the optical system.
Technical details and manufacturing context for Aperture Mechanism
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Aperture Range | f/1.4–f/22 | Determines light control flexibility |
| Blade Count | 5–9 | Affects bokeh quality and roundness |
| Response Time | 10–50 ms | For auto-exposure and video |
| Positioning Accuracy | ±0.05 mm | Ensures consistent exposure |
| Repeatability | ±0.02 mm | Critical for multi-shot sequences |
| Operating Voltage | 3.3–12 V DC | Compatible with common camera systems |
| Power Consumption | 0.5–2.0 W | Affects battery life in portable devices |
| Operating Temperature | -20–70 °C | Outside range may cause mechanical failure |
| Storage Temperature | -40–85 °C | For long-term reliability |
| Ingress Protection | IP54–IP65 | Dust and water resistanceIEC 60529 |
| Blade Material | SUS304 | Corrosion resistance and durabilityASTM A240 |
| Weight | 15–60 g | Affects lens balance and handling |
| Dimensions (Diameter × Thickness) | 20–50 × 5–15 mm | Must fit within lens barrel |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is essential for the following industrial systems and equipment:
| pressure: | 0 to 1.5 bar |
| other spec: | Max aperture diameter: 50mm, Response time: <100ms |
| temperature: | -20°C to +80°C |
Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.
Quoted from the published standard.
Manufacturer profiles associated with Aperture Mechanism.
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A practical evidence checklist for RFQ preparation and supplier evaluation.
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The aperture mechanism controls the size of the aperture opening in a lens, regulating the amount of light that enters the optical system. This affects exposure and depth of field in photography and other optical applications.
Common materials include stainless steel, aluminum alloy, and engineering plastic. The blade material is often stainless steel, such as SUS304, but the specific grade should be confirmed with the manufacturer.
Key parameters include aperture range, blade count, response time, positioning accuracy, repeatability, operating voltage, power consumption, operating and storage temperatures, ingress protection, weight, and dimensions. These must be verified for the specific model and application.
A smaller aperture (higher f-number) increases depth of field, keeping more of the scene in focus. A larger aperture (lower f-number) decreases depth of field, allowing for a shallower focus effect. The mechanism adjusts the aperture size to achieve the desired depth of field.
Editorial classification, named public sources where available, and source-reviewed manufacturer records.
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