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- Fixed Focal Length: 4mm focal length optimized for wide-angle imaging and short working distances.
- Fast Aperture: Large F1.2 aperture enables superior light transmission and high image brightness, ideal for low-light or high-speed imaging.
- Fixed Iris Design: Maintains constant aperture setting for consistent exposure and depth of field across all operating conditions.
- High Optical Quality: Precision-ground glass elements with multi-layer coatings minimize distortion, chromatic aberration, and flare.
- Compact and Lightweight: Designed for integration into compact camera housings and embedded vision systems.
- Industrial-Grade Construction: Durable metal housing ensures long-term stability and resistance to vibration and temperature variations.
- Made in Japan: Manufactured under Tokina’s strict quality control standards for optical performance and mechanical precision.
- Compatibility: Suitable for a wide range of industrial cameras, including analog and digital formats with compatible mounts.
- Fast Aperture: Large F1.2 aperture enables superior light transmission and high image brightness, ideal for low-light or high-speed imaging.
- Fixed Iris Design: Maintains constant aperture setting for consistent exposure and depth of field across all operating conditions.
- High Optical Quality: Precision-ground glass elements with multi-layer coatings minimize distortion, chromatic aberration, and flare.
- Compact and Lightweight: Designed for integration into compact camera housings and embedded vision systems.
- Industrial-Grade Construction: Durable metal housing ensures long-term stability and resistance to vibration and temperature variations.
- Made in Japan: Manufactured under Tokina’s strict quality control standards for optical performance and mechanical precision.
- Compatibility: Suitable for a wide range of industrial cameras, including analog and digital formats with compatible mounts.
1. Product Overview
Product Name: Tokina 4mm F1.2 Fixed Iris Lens
Model Number: TC0412NI
Article Number: TC0412NI
Series: Tokina Industrial Fixed Focal Lens Series
Manufacturer: Tokina Co., Ltd. (Japan)
Country of Origin: Japan
The Tokina TC0412NI is a high-performance fixed focal length lens designed for industrial imaging, surveillance, and machine vision applications. With a 4mm focal length and a fast F1.2 aperture, this lens provides exceptional brightness and clarity, even in low-light environments. The fixed iris design ensures consistent exposure and optical stability, making it ideal for systems requiring reliable, repeatable imaging performance. Manufactured in Japan by Tokina, a globally recognized optical manufacturer, the TC0412NI combines precision engineering, robust construction, and optical excellence for demanding professional and industrial use.
2. Key Features
- Fixed Focal Length: 4mm focal length optimized for wide-angle imaging and short working distances.
- Fast Aperture: Large F1.2 aperture enables superior light transmission and high image brightness, ideal for low-light or high-speed imaging.
- Fixed Iris Design: Maintains constant aperture setting for consistent exposure and depth of field across all operating conditions.
- High Optical Quality: Precision-ground glass elements with multi-layer coatings minimize distortion, chromatic aberration, and flare.
- Compact and Lightweight: Designed for integration into compact camera housings and embedded vision systems.
- Industrial-Grade Construction: Durable metal housing ensures long-term stability and resistance to vibration and temperature variations.
- Made in Japan: Manufactured under Tokina’s strict quality control standards for optical performance and mechanical precision.
- Compatibility: Suitable for a wide range of industrial cameras, including analog and digital formats with compatible mounts.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | TC0412NI |
| Focal Length | 4 mm |
| Maximum Aperture | F1.2 |
| Iris Type | Fixed iris |
| Focus Type | Manual focus (preset during installation) |
| Image Format | Typically supports 1/3" to 1/2" image sensors (depending on camera compatibility) |
| Field of View (approx.) | Wide-angle coverage suitable for close-range monitoring |
| Mount Type | C-mount or CS-mount (depending on configuration) |
| Lens Construction | Precision optical glass elements in metal housing |
| Coating | Multi-layer anti-reflective coating |
| Dimensions | Approx. 29–35 mm diameter × 25–40 mm length (typical for 4mm industrial lenses) |
| Weight | Approx. 50–80 g (depending on mount type) |
| Material | Aluminum alloy housing, glass optics |
| Operating Temperature | -10°C to +50°C (typical industrial range) |
| Country of Manufacture | Japan |
*Note: Dimensions and weight may vary slightly depending on specific mount configuration.*
4. Functionality
The Tokina TC0412NI functions as a wide-angle fixed focal lens optimized for imaging systems that require consistent optical performance without the need for variable aperture control. The 4mm focal length provides a broad field of view, making it suitable for applications such as:
- Surveillance and Security Cameras: Wide coverage for indoor or outdoor monitoring.
- Machine Vision Systems: Inspection, measurement, and automation tasks requiring stable optical parameters.
- Robotics and Automation: Vision-guided navigation and object recognition.
- Embedded Imaging Systems: Compact camera modules in industrial or scientific instruments.
- Broadcast and AV Systems: Fixed installations requiring stable, high-quality imaging.
The fixed iris ensures that the aperture remains constant, eliminating variability in exposure and depth of field. This is particularly beneficial in controlled lighting environments or systems where consistent imaging parameters are critical. The manual focus mechanism allows precise adjustment during installation, after which the focus remains locked for long-term stability.
The lens is compatible with C-mount or CS-mount cameras, depending on the configuration, and can be used with a wide range of image sensors from 1/3" to 1/2" formats. Its optical design ensures minimal distortion and high contrast across the image field.
5. Components & Accessories
Included Components:
- Tokina TC0412NI 4mm F1.2 Fixed Iris Lens
- Rear lens cap (protective cover for mount)
- Front lens cap (protective cover for optics)
- Product documentation (specification sheet, warranty information)
Optional Accessories:
- C-to-CS mount adapter (if required for camera compatibility)
- Lens extension rings or spacers for focus adjustment
- Protective lens hood or filter (depending on application)
- Mounting brackets or holders for fixed installation
- Cleaning kit for optical maintenance
Connectors and Interfaces:
- Standard C-mount or CS-mount threaded interface for secure attachment to camera body.
- No electrical connectors (manual optical lens, no motorized or electronic control).
6. Installation & Setup
Requirements:
- Compatible camera with C-mount or CS-mount interface.
- Appropriate sensor size (1/3" to 1/2" recommended).
- Stable mounting platform or bracket for vibration-free operation.
Mounting Options:
1. Direct Mounting: Screw the lens onto the camera’s C/CS mount until secure.
2. Focus Adjustment: Adjust focus manually by rotating the focus ring until the desired sharpness is achieved.
3. Locking Mechanism: Once focus is set, tighten the locking screw (if provided) to prevent movement.
4. Fixed Iris: No aperture adjustment required; exposure is controlled by camera settings or lighting conditions.
Configuration Steps:
- Ensure the camera is powered off before installation.
- Remove protective caps from both lens and camera mount.
- Attach the lens carefully, avoiding cross-threading.
- Power on the camera and view the image feed.
- Adjust focus as needed for the target distance.
- Secure the lens in place for long-term operation.
Environmental Considerations:
- Avoid exposure to excessive dust, moisture, or direct sunlight.
- Operate within specified temperature range for optimal performance.
- Clean optical surfaces only with approved lens cleaning materials.
7. Performance & Capabilities
The Tokina TC0412NI delivers high optical performance optimized for clarity, brightness, and stability. The F1.2 aperture provides excellent low-light sensitivity, allowing the lens to capture detailed images even under dim illumination. The 4mm focal length offers a wide field of view, making it suitable for monitoring large areas or capturing close-range scenes with minimal distortion.
Performance Highlights:
- High Light Transmission: F1.2 aperture ensures bright images and improved signal-to-noise ratio.
- Low Distortion: Optical design minimizes barrel distortion typical of wide-angle lenses.
- High Contrast and Resolution: Multi-coated optics enhance image sharpness and color fidelity.
- Stable Focus: Fixed iris and manual focus design maintain consistent imaging parameters.
- Durability: Metal housing resists mechanical stress and temperature fluctuations.
Limitations:
- Fixed iris prevents dynamic aperture adjustment; exposure must be managed via camera or lighting.
- Manual focus requires physical adjustment during setup.
- Designed primarily for small to medium sensor formats (not suitable for large-format sensors).
Typical Use Cases:
- Factory automation and inspection systems.
- Security and surveillance installations.
- Traffic monitoring and vehicle recognition.
- Robotics and unmanned systems.
- Scientific imaging and laboratory instrumentation.
8. Standards & Compliance
The Tokina TC0412NI lens is manufactured in compliance with international optical and industrial standards. While specific certifications may vary by region or distributor, Tokina lenses typically adhere to the following:
- RoHS Compliance: Restriction of Hazardous Substances Directive (EU 2011/65/EU) compliant.
- REACH Regulation: Conforms to European Union chemical safety standards.
- ISO 9001 Quality Management: Manufactured under Tokina’s ISO-certified quality control system.
- Optical Industry Standards: Meets or exceeds standard optical performance metrics for industrial imaging lenses.
- Environmental Compliance: Designed and produced with environmentally responsible materials and processes.
These standards ensure that the TC0412NI meets the reliability, safety, and environmental requirements expected in professional and industrial imaging applications.
9. Additional Information
Warranty:
Tokina provides a limited manufacturer’s warranty covering defects in materials and workmanship under normal use conditions. Warranty duration and terms may vary by region or distributor but typically range from one to three years.
Support & Service:
- Technical documentation and datasheets available from Tokina or authorized distributors.
- Customer support for installation, compatibility, and maintenance inquiries.
- Authorized service centers for inspection, repair, or recalibration.
Maintenance:
- Clean optical surfaces regularly using lens-safe cleaning solutions and microfiber cloths.
- Store with protective caps in a dry, dust-free environment when not in use.
- Avoid mechanical shock or exposure to corrosive environments.
Updates & Product Lifecycle:
The TC0412NI is part of Tokina’s ongoing industrial lens lineup. Periodic updates or successor models may be introduced to support new sensor technologies or mounting standards. Tokina maintains backward compatibility within its product families to ensure long-term usability and integration flexibility.
### Summary
The Tokina TC0412NI 4mm F1.2 Fixed Iris Lens is a precision-engineered optical component designed for professional imaging systems requiring consistent, high-quality performance. Its wide-angle 4mm focal length, fast F1.2 aperture, and fixed iris configuration make it ideal for low-light, high-stability applications such as surveillance, machine vision, and automation. Built with industrial-grade materials and manufactured in Japan, the TC0412NI offers durability, optical accuracy, and long-term reliability.
With its compact form factor, manual focus control, and standard C/CS mount compatibility, it integrates seamlessly into a wide range of camera systems. Compliance with international quality and environmental standards ensures dependable operation across diverse industrial environments. Supported by Tokina’s reputation for optical excellence, the TC0412NI stands as a robust, high-performance solution for fixed-installation imaging applications.
Product Name: Tokina 4mm F1.2 Fixed Iris Lens
Model Number: TC0412NI
Article Number: TC0412NI
Series: Tokina Industrial Fixed Focal Lens Series
Manufacturer: Tokina Co., Ltd. (Japan)
Country of Origin: Japan
The Tokina TC0412NI is a high-performance fixed focal length lens designed for industrial imaging, surveillance, and machine vision applications. With a 4mm focal length and a fast F1.2 aperture, this lens provides exceptional brightness and clarity, even in low-light environments. The fixed iris design ensures consistent exposure and optical stability, making it ideal for systems requiring reliable, repeatable imaging performance. Manufactured in Japan by Tokina, a globally recognized optical manufacturer, the TC0412NI combines precision engineering, robust construction, and optical excellence for demanding professional and industrial use.
2. Key Features
- Fixed Focal Length: 4mm focal length optimized for wide-angle imaging and short working distances.
- Fast Aperture: Large F1.2 aperture enables superior light transmission and high image brightness, ideal for low-light or high-speed imaging.
- Fixed Iris Design: Maintains constant aperture setting for consistent exposure and depth of field across all operating conditions.
- High Optical Quality: Precision-ground glass elements with multi-layer coatings minimize distortion, chromatic aberration, and flare.
- Compact and Lightweight: Designed for integration into compact camera housings and embedded vision systems.
- Industrial-Grade Construction: Durable metal housing ensures long-term stability and resistance to vibration and temperature variations.
- Made in Japan: Manufactured under Tokina’s strict quality control standards for optical performance and mechanical precision.
- Compatibility: Suitable for a wide range of industrial cameras, including analog and digital formats with compatible mounts.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | TC0412NI |
| Focal Length | 4 mm |
| Maximum Aperture | F1.2 |
| Iris Type | Fixed iris |
| Focus Type | Manual focus (preset during installation) |
| Image Format | Typically supports 1/3" to 1/2" image sensors (depending on camera compatibility) |
| Field of View (approx.) | Wide-angle coverage suitable for close-range monitoring |
| Mount Type | C-mount or CS-mount (depending on configuration) |
| Lens Construction | Precision optical glass elements in metal housing |
| Coating | Multi-layer anti-reflective coating |
| Dimensions | Approx. 29–35 mm diameter × 25–40 mm length (typical for 4mm industrial lenses) |
| Weight | Approx. 50–80 g (depending on mount type) |
| Material | Aluminum alloy housing, glass optics |
| Operating Temperature | -10°C to +50°C (typical industrial range) |
| Country of Manufacture | Japan |
*Note: Dimensions and weight may vary slightly depending on specific mount configuration.*
4. Functionality
The Tokina TC0412NI functions as a wide-angle fixed focal lens optimized for imaging systems that require consistent optical performance without the need for variable aperture control. The 4mm focal length provides a broad field of view, making it suitable for applications such as:
- Surveillance and Security Cameras: Wide coverage for indoor or outdoor monitoring.
- Machine Vision Systems: Inspection, measurement, and automation tasks requiring stable optical parameters.
- Robotics and Automation: Vision-guided navigation and object recognition.
- Embedded Imaging Systems: Compact camera modules in industrial or scientific instruments.
- Broadcast and AV Systems: Fixed installations requiring stable, high-quality imaging.
The fixed iris ensures that the aperture remains constant, eliminating variability in exposure and depth of field. This is particularly beneficial in controlled lighting environments or systems where consistent imaging parameters are critical. The manual focus mechanism allows precise adjustment during installation, after which the focus remains locked for long-term stability.
The lens is compatible with C-mount or CS-mount cameras, depending on the configuration, and can be used with a wide range of image sensors from 1/3" to 1/2" formats. Its optical design ensures minimal distortion and high contrast across the image field.
5. Components & Accessories
Included Components:
- Tokina TC0412NI 4mm F1.2 Fixed Iris Lens
- Rear lens cap (protective cover for mount)
- Front lens cap (protective cover for optics)
- Product documentation (specification sheet, warranty information)
Optional Accessories:
- C-to-CS mount adapter (if required for camera compatibility)
- Lens extension rings or spacers for focus adjustment
- Protective lens hood or filter (depending on application)
- Mounting brackets or holders for fixed installation
- Cleaning kit for optical maintenance
Connectors and Interfaces:
- Standard C-mount or CS-mount threaded interface for secure attachment to camera body.
- No electrical connectors (manual optical lens, no motorized or electronic control).
6. Installation & Setup
Requirements:
- Compatible camera with C-mount or CS-mount interface.
- Appropriate sensor size (1/3" to 1/2" recommended).
- Stable mounting platform or bracket for vibration-free operation.
Mounting Options:
1. Direct Mounting: Screw the lens onto the camera’s C/CS mount until secure.
2. Focus Adjustment: Adjust focus manually by rotating the focus ring until the desired sharpness is achieved.
3. Locking Mechanism: Once focus is set, tighten the locking screw (if provided) to prevent movement.
4. Fixed Iris: No aperture adjustment required; exposure is controlled by camera settings or lighting conditions.
Configuration Steps:
- Ensure the camera is powered off before installation.
- Remove protective caps from both lens and camera mount.
- Attach the lens carefully, avoiding cross-threading.
- Power on the camera and view the image feed.
- Adjust focus as needed for the target distance.
- Secure the lens in place for long-term operation.
Environmental Considerations:
- Avoid exposure to excessive dust, moisture, or direct sunlight.
- Operate within specified temperature range for optimal performance.
- Clean optical surfaces only with approved lens cleaning materials.
7. Performance & Capabilities
The Tokina TC0412NI delivers high optical performance optimized for clarity, brightness, and stability. The F1.2 aperture provides excellent low-light sensitivity, allowing the lens to capture detailed images even under dim illumination. The 4mm focal length offers a wide field of view, making it suitable for monitoring large areas or capturing close-range scenes with minimal distortion.
Performance Highlights:
- High Light Transmission: F1.2 aperture ensures bright images and improved signal-to-noise ratio.
- Low Distortion: Optical design minimizes barrel distortion typical of wide-angle lenses.
- High Contrast and Resolution: Multi-coated optics enhance image sharpness and color fidelity.
- Stable Focus: Fixed iris and manual focus design maintain consistent imaging parameters.
- Durability: Metal housing resists mechanical stress and temperature fluctuations.
Limitations:
- Fixed iris prevents dynamic aperture adjustment; exposure must be managed via camera or lighting.
- Manual focus requires physical adjustment during setup.
- Designed primarily for small to medium sensor formats (not suitable for large-format sensors).
Typical Use Cases:
- Factory automation and inspection systems.
- Security and surveillance installations.
- Traffic monitoring and vehicle recognition.
- Robotics and unmanned systems.
- Scientific imaging and laboratory instrumentation.
8. Standards & Compliance
The Tokina TC0412NI lens is manufactured in compliance with international optical and industrial standards. While specific certifications may vary by region or distributor, Tokina lenses typically adhere to the following:
- RoHS Compliance: Restriction of Hazardous Substances Directive (EU 2011/65/EU) compliant.
- REACH Regulation: Conforms to European Union chemical safety standards.
- ISO 9001 Quality Management: Manufactured under Tokina’s ISO-certified quality control system.
- Optical Industry Standards: Meets or exceeds standard optical performance metrics for industrial imaging lenses.
- Environmental Compliance: Designed and produced with environmentally responsible materials and processes.
These standards ensure that the TC0412NI meets the reliability, safety, and environmental requirements expected in professional and industrial imaging applications.
9. Additional Information
Warranty:
Tokina provides a limited manufacturer’s warranty covering defects in materials and workmanship under normal use conditions. Warranty duration and terms may vary by region or distributor but typically range from one to three years.
Support & Service:
- Technical documentation and datasheets available from Tokina or authorized distributors.
- Customer support for installation, compatibility, and maintenance inquiries.
- Authorized service centers for inspection, repair, or recalibration.
Maintenance:
- Clean optical surfaces regularly using lens-safe cleaning solutions and microfiber cloths.
- Store with protective caps in a dry, dust-free environment when not in use.
- Avoid mechanical shock or exposure to corrosive environments.
Updates & Product Lifecycle:
The TC0412NI is part of Tokina’s ongoing industrial lens lineup. Periodic updates or successor models may be introduced to support new sensor technologies or mounting standards. Tokina maintains backward compatibility within its product families to ensure long-term usability and integration flexibility.
### Summary
The Tokina TC0412NI 4mm F1.2 Fixed Iris Lens is a precision-engineered optical component designed for professional imaging systems requiring consistent, high-quality performance. Its wide-angle 4mm focal length, fast F1.2 aperture, and fixed iris configuration make it ideal for low-light, high-stability applications such as surveillance, machine vision, and automation. Built with industrial-grade materials and manufactured in Japan, the TC0412NI offers durability, optical accuracy, and long-term reliability.
With its compact form factor, manual focus control, and standard C/CS mount compatibility, it integrates seamlessly into a wide range of camera systems. Compliance with international quality and environmental standards ensures dependable operation across diverse industrial environments. Supported by Tokina’s reputation for optical excellence, the TC0412NI stands as a robust, high-performance solution for fixed-installation imaging applications.
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