Molded Glass Aspheric Lenses

Name: Molded Glass Aspheric Lenses
Brand: Shenzhen Solar Valley Scitech Development Co., Ltd.

Molded glass aspheric lenses use ultra-high-precision molds to perform high-temperature molding on glass glass materials under the protection of inert gas at set high temperatures and pressures to produce molded glass aspheric lenses with high-precision contour accuracy and surface quality. The advantages of the molded lenses are low production cost, high precision, and suitable for mass production.

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Specifications of Molded Glass Aspheric Lenses

Molded Glass Aspheric Lenses product parameter table
Project	Indicator requirements
1. Material	Using high performance low temperature molded optical glass
2. Diameter	OD≤3mm, OD≤30mm, OD≤100mm
3. Center thickness	T≤2mm, T≤10mm, T≤50mm
4. Effective focal length	According to drawing requirements
5. Working distance	According to drawing requirements
6. Design wavelength	430～633nm, 630～780nm, 1550～1620nm
7. Numerical aperture	According to drawing requirements
8. Coating	AR antireflection coating R＜0.2% @λnm
9. Eccentricity	According to drawing requirements
10. Effective aperture	ED＞80% aspheric area
11. Surface shape	Ultra-high precision Rt≤0.1μm, high precision Rt≤0.5μm, precision Rt≤1μm
12. Surface quality	60-40, 40-20, 20-10 according to drawing requirements

Dimension Drawing of Molded Glass Aspheric Lenses

Features of Molded Glass Aspheric Lenses

One-stop design and customized production: Solar Valley designs and high-temperature molding processes various plano-convex, biconvex, and convex-concave structure aspheric lenses according to customer requirements.
Material: Solar Valley's molded lens materials are selected according to customer requirements, including low-temperature molded materials glass glass produced in Japan, China, and the United States.
Mold: Solar Valley produces ultra-high-precision aspherical compression molding molds with various structures according to customer requirements. The materials include tungsten carbide, ceramics, etc.
Lens properties: uniform light spot, clear projection, complete specifications, aerospace quality
Product indicator description:
a. Maximum dimensions of circular aspheric molded lenses:
Small diameter molded lens diameter ≤φ3mm Medium diameter molded lens diameter: ≤φ30mm Large diameter molded lens diameter: ≤φ100mm
b. Maximum dimensions of square aspheric molded lenses: Dimensions of small molded lenses: ≤30×30mm Dimensions of large molded lenses: ≤70×70mm
c. Aspherical molded lenses can reach the following accuracy levels according to customer requirements:
Ultra-high precision grade: surface error <0.1μm, surface roughness <0.01μm
High precision grade: Surface error <0.5μm, surface roughness <0.05μm Precision grade: Surface error <1μm, surface roughness <0.1μm
d. Surface defect grade: 10-5, 20-10, 40-20, 60-40, produced according to customer requirements.
e. Coating: Coating according to customer requirements.