10-5 Scratch / Dig Meniscus Lenses
Spheric Lens
from Foctek Photonics, Inc.
from Foctek Photonics, Inc.
FOCtek provides five kinds of spheric lens forms, or shapes, that determine the imaging Characteristics. of the lenses, they are plano-convex, plano-concave, Double-convex, Double-concave and Meniscus. Plano-convex lens has a positive focal length, which makes it ideal for collecting and focusing... [See More]
- Surface Quality: 10-5 Scratch / Dig; 60-40 Scratch / Dig
- Surface Flatness: λ/4; <1.5?
- Materials: BK7 Glass; Calcium Fluoride; Sapphire; H-K9, Fused Silica, N-SF10, Silicon
- Lens Features: Antireflection Coating (optional feature)