Products Optical Glass

Optical Glass

Quartz Wave Plates

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 Quartz Wave Plates (or Phase Retardation Plates) are optical elements capable of altering the phase of polarized light waves passing through them.

 Processing Capacity:

Items

Specification

Overall dimension

customized

Wave Plate Type

0-level/multi-level wave plate

Wavefront Distortion

λ/10 @ 632.8nm

Phase Retardation Accuracy

λ/500

Parallelism

≥1 arc second

Surface Quality

10-5

 

Optical Glass Plates

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Optical glass plates are primarily used as window plates for protecting and adjusting optical systems' spectral bands, or as filter plates to select desired radiation bands.

 Processing Capacity:

Items

Specification

Overall dimension

customized

Wavefront Distortion

λ/10 @632.8nm

Ra

≤1nm

Parallelism

≥1 arc second

Surface Quality

10-5


Optical Lithium Niobate(LN) Wafers

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Optical Lithium Niobate wafers are significant photoelectric materials, exhibiting excellent electro-optic, acousto-optic, nonlinear optical, and piezoelectric properties. They are widely utilized in various photoelectric integrated devices due to their unique optical and electrical properties.

 Processing Capacity:

Items

Specification

Overall dimension

1-inch to 8-inch

Thickness

≥0.2mm±0.01mm

Ra

≤1nm

TTV

≤2.5μm (remove edge 3mm)

Flatness

≤10N

Surface Quality

10-5


Quartz Wafers

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Quartz wafers are circular thin plates made of glass materials, primarily used as optical coating substrates or for the fabrication of micro-optical elements, integrated optics, and photonic chips. Its thickness is usually less than 1 mm, and the size is similar to that of silicon wafers, which are divided into 6 inches, 8 inches, 12 inches and other specifications.

 Processing Capacity:

Item

Specification

Overall   dimension

Φ100-200±0.1mm

Thickness

≥0.5mm±0.01mm

Ra

≤1nm

Bow

≤10μm

TTV

≤2μm

Warp

≤15μm

Surface Quality

10-5

 

AR Waveguide

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AR waveguide is a key component in augmented reality (AR) technology, which is responsible for directing image light to the user's eyes to achieve the superposition of virtual images and the real world. AR waveguide pieces will be widely used in smart glasses, vehicle AR-HUD, holographic display and other fields.

Processing Capacity:

Item

Specification

Overall   dimension

52*60mm

Flatness

≤3N

Surface Quality

40-20

Parallelism

≤5″

Ra

≤10nm

 

Thin Film Lithium Niobate

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The thickness of the surface LN/LT layer of the multilayer bonding substrate is reduced to a μm-level POI (Piezoelectric on Insulator) substrate by mechanical and special processing method. It is mainly used in 5G/6G (high-end SAW filters), optical communication (thin film electro-optical modulators), sensors and other fields.

Processing Capacity:

Item

Specification

Wafer size

4/6 inch

Film thickness

LN/LT film   thickness

1~20μm

LN/LT film TTV

<600nm

Ra

<0.5nm