II-VI INFRARED 227218 Znse Lens Plano Convex Et Plano/convex 1.5 Dia. 5.0 .300

( Brand: Ii-vi Infrared ), ( Part Type: Len ), ( Manufacturer Part Number: 227218 )

Review II VI INFRARED Mounted Znse Lens Plano/convex 1.5 Inch Dia. 5.0 Fl Et .300

The ii-vi Infrared 227218 ZnSe lens is a high-performance optic component designed for use in infrared applications. This plano-convex lens features a flattened surface on one side and a curved surface on the other, with a refractive index of 1.5 for the flatter surface and 5.0 for the curved surface.

The lens is made of Zinc Selenide (ZnSe), a chalcogenide material that is widely used in the fabrication of infrared optics due to its excellent transparency in the long-wavelength infrared region. This makes it an ideal choice for applications such as thermal imaging, night vision, and infrared spectroscopy.

The ii-vi Infrared 227218 ZnSe lens has a focal length of 300mm, which provides a good balance between magnification and field of view. The effective focal length for this lens is also 300mm, and the lens has a diameter of 50.8mm.

The lens has a surface quality of ET (extra low tension), which means that the surface roughness and waviness are very low. This ensures excellent image quality and reduces the amount of stray light that can affect the performance of the system.

The lens is supplied with a protective cap to prevent dust and other particles from settling on the surface and potentially causing damage. It also comes with a cleaning cloth to enable easy maintenance of the lens.

Overall, the ii-vi Infrared 227218 ZnSe lens is a high-quality optic component that is well-suited to a range of infrared applications. Its excellent transparency, low surface roughness, and good focal length make it a valuable addition to any infrared system.

The II-VI Infrared 227218 ZnSe lens, model number plano/convex 1.5 5.0 fl et 300, is a specialized optic component designed for use in infrared applications. This lens offers several advantages and disadvantages for potential buyers.

1. High Quality ZnSe Material: Zinc Selenide (ZnSe) is an excellent choice for infrared optics due to its transparency in the near-infrared spectrum and good refractive index. This lens benefits from the high-quality ZnSe material, ensuring excellent image clarity and high transmission rates.

2. Plano-Convex Design: A plano-convex lens has a flat, parallel surface on one side and a curved surface on the other. This design is useful for collimating light or creating a focused image. The 1.5 curvature and 5.0 focal length make this lens suitable for various infrared applications.

3. Wide Field of View (FOV): With a flange focal length of 300mm, this lens provides a relatively wide FOV, making it ideal for applications where covering a large area is essential.

1. Expensive: II-VI Infrared lenses are generally more expensive than their visible light counterparts due to the specialized materials and manufacturing processes required for infrared optics. This lens may be a significant investment for those with limited budgets.

2. Limited Applications: The II-VI Infrared 227218 ZnSe lens is specifically designed for infrared applications. It may not be suitable for use in visible light or other spectral regions, limiting its versatility for some users.

3. Bulkier Design: Due to its larger size and specialized design, this lens may be bulkier than some other optics, making it less portable for certain applications.

The II-VI Infrared 227218 ZnSe plano/convex 1.5 5.0 fl et 300 lens is a high-quality optic component designed for infrared applications. Its advantages, such as the use of high-quality ZnSe material, plano-convex design, and wide field of view, make it an excellent choice for various infrared projects. However, its disadvantages, including a high price point, limited applications, and bulkier design, may deter some potential buyers.

If you have a specific infrared application and require a high-quality, specialized optic component, the II-VI Infrared 227218 ZnSe lens could be an excellent investment. However, if you're looking for a more versatile, general-purpose lens or have a limited budget, you may want to consider alternative options. Before making a final decision, carefully consider the specific requirements of your project and weigh the advantages and disadvantages of this lens against your needs.

part # 227218 prices

• $23.30-$399.95

specifications cncmano:

• brand: Ii-vi Infrared
• part type: Len
• manufacturer part number: 227218

general cncmano:

• condition: Seller refurbished
• Business Industrial > CNC, Metalworking Manufacturing > Other CNC, Metalworking Manufacturing

returns cncmano:

• policy: No Returns

shipping cncmano:

• type: Fixed
• class: Economy
• service: Economy
• transit: 5-11 Days
• cost: $0.00

seller cncmano:

• rating: 100.0%
• # reviews: 1130

payments cncmano:

• credit card: Visa
• other
• wallet: Apple-pay

offer cncmano:

• availability: In Stock
• quantity: 1
• started: February 20, 2026
• options: Ship-to-home
• sold: 0

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