λ/8 Meniscus Lenses
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Precision glass CNC polished. • Compatible with 6000W-30000W continuous laser systems. • Ideal for aligning or calibrating optical devices. • Available both in stocked and custom versions. • Standard options: 600-700nm, 400-500nm, 550-650nm,... [See More]
- Surface Flatness: λ/8
- Diameter / Length: 38.1
- Center Thickness: 6
- Materials: Fused Silica
from ECOPTIK (CHANGCHUN) LTD
Meniscus Cylindrical Lens can increase the NA of the system while only adding slightly to the total spherical aberrations. The Negative Meniscus Lens is used to increase the focal length of another lens while maintaining the angular resolution of the optical assembly. This lens shape is best used... [See More]
- Surface Flatness: λ/2; λ/4; λ/5; λ/8; λ/10
- Center Thickness: 2 to 20
- Lens Application: Visible
- Materials: Sapphire; Optical Glass, Fused Silica
from MOK Optics Co., Ltd.
meniscus lenses are used to decrease the focal length of another lens while maintaining the angular resolution of the optical assembly. These lenses are commonly used to achieve tighter beam focusing when paired with another positive lens. [See More]
- Surface Flatness: λ/8
- Materials: Germanium; Sapphire; Ultra-violet grade Fused Silica; CDGM, SCHOTT, OHARA, HOYA, MgF2, CaF2, ZnSe, ZnS etc
- Diameter / Length: 3 to 250
- Surface Quality: 10-5 Scratch / Dig