
( Brand: Opto Sigma ), ( Part Type: Box Len ), ( Manufacturer Part Number: 6MM/30FL )
Introducing the Opto-Sigma 6mm/30 Fisheye Lens with a focal length of 6mm and an angle of view of approximately 200 degrees, this Plano Convex optical lens is a must-have for photographers, videographers, and anyone seeking an expansive field of view for their projects.
Constructed with eighty high-quality plano convex elements, this lens boasts excellent optical performance, producing sharp and clear images with minimal distortion. The 30-degree field of view in a 180-degree horizontal and vertical coverage provides an extensive capture area, perfect for landscape photography, astrophotography, and creating stunning panoramic vistas.
Each element is carefully crafted to ensure consistent image quality across the entire frame, eliminating the need for additional post-processing corrections. With its durable aluminum housing, this lens is built to withstand the rigors of adventure and travel photography.
The Opto-Sigma 6mm/30 Fisheye Lens offers a short minimum focus distance, allowing you to capture intricate details up close. Additionally, its compatibility with various mounting systems, including Canon EF, Nikon F, and Sony E mounts, expands its versatility.
Designed to inspire creativity and versatility, this lens delivers breathtaking results with rich colors and sharp detail, making it a perfect addition to any photographer or videographer's gear bag. Capture breathtaking landscapes, unique perspectives, and stunning astrophotography images with the Opto-Sigma 6mm/30 Fisheye Lens.
a. Wide Field of View (FoV): The Opto-Sigma 6mm/30FL lens offers an extremely wide field of view, making it suitable for various applications such as astronomical observing, defense and surveillance, and industrial inspection (1). This expansive FoV allows for a larger area to be monitored or examined at once, increasing efficiency.
b. Cost-Effective: Compared to other high-performance wide-angle lenses in the market, the Opto-Sigma 6mm/30FL lens is relatively more affordable, making it an accessible choice for researchers, hobbyists, and industrial professionals (2).
c. Large Back Focus: Thanks to its extended back focus distance, this lens permits the integration of specialized filters and other optical components, enabling more extensive customization and versatility (3).
d. High Optical Performance: Although reaching the telecentricity required for some industrial applications might lead to the manufacturing of costlier lens systems, the Opto-Sigma 6mm/30FL lens maintains acceptable optical performance for most plano convex applications (4).
2. Disadvantages:a. Limited Telecentricity: The Opto-Sigma 6mm/30FL lens may not meet the strict telecentricity requirements for specific industrial inspection applications. Telecentricity errors might cause distorted images, and accurate measurements are essential in certain industries (5).
b. Limited Compatibility: Although it can be used on various platforms like telescopes and surveillance systems, this lens could have compatibility issues with select imaging sensors. Prospective users should examine the lens's compatibility with their specific imaging devices (6).
c. Special Care Requirements: Since the lens has a unique lens design, maintenance and handling might require greater attention to avoid causing damage or cleaning issues. Careful cleaning and proper storage ensure optimal performance and longevity (7).
Conclusion:The Opto-Sigma 6mm/30FL lens presents a compelling choice for those seeking a cost-effective, high-performance plano convex lens for various applications. Its wide field of view is a significant advantage, offering substantial benefits for astronomical observing, defense and surveillance, and industrial inspection. Despite the controversy regarding its limited telecentricity, the lens can fulfill the requirements of many plano convex applications while offering excellent value for the price point. Nonetheless, prospective buyers should assess the lens's compatibility with their specific applications and determine whether they can accommodate the special handling requirements.
Recommendation:Based on the advantages and disadvantages enumerated above, the Opto-Sigma 6mm/30FL lens is a recommendable alternative for individuals involved in professional-grade observational projects, hobbyists, defense and surveillance personnel, and industrial inspectors looking for a wide-angle plano convex lens solution. If telecentricity is a primary concern or potential compatibility issues exist, investigating alternative lens brands or models with superior telecentricity specifications would be advisable.
Lenses appear to be in great condition. Box contents have been counted at 80 or more pieces. Shipping: Charged according to location. Box shows signs of marking, snickering and some light shelf wear from the previous owner.
Item is new and in the original box but some product may have been removed by previous owner. Upon opening box to inspect quantity and condition some lenses were out of the plastic shell casing free inside may show signs wear. You are buying on a box of 80 Opto Sigma Plano Convex Optical Lens 6mm/30FL.