Mica Retardation Plate

Product Description

Mica Retardation Plate

As a quality-focused company, we are recognized as a leading manufacturer, supplier, and exporter of Mica Retardation Plates, offering a wide range of products to our clients. Our plates are manufactured using high-grade raw materials combined with advanced machinery, ensuring premium quality components. We prioritize hygiene and environmental safety during production to minimize industrial waste and pollution. Each Mica Retardation Plate is rigorously tested using state-of-the-art interferometers and optical profiling tools to guarantee exceptional functionality and robust coating.

Product Varieties

1. Type MA:

   • Mica wave plate zero order, cemented between two cover glasses.
   • Suitable for the visible spectral range of 400 nm to 700 nm, with a reference wavelength of 550 nm (10%).
   • Parallelism: < 3'.
   • Retardation tolerance: 20 at 20C.

2. Type MB:

   • Mica wave plate zero order, cemented between two cover glasses.
   • Suitable for a spectral range of 400 nm to 2500 nm (specify wavelength).
   • Parallelism: < 3'.
   • Retardation tolerance: 50 at 20C.

3. Type MC:

   • Mica wave plate zero order, without cover glasses.
   • Suitable for a spectral range of 350 nm to 3500 nm (specify wavelength).
   • Retardation tolerance: 50 at 20C.
   • Direct AR/AR coating on mica is available.

Specifications (Standard)

• Material: Mica and BK7 glass
• Wavefront: 1  at 633 nm
• Surface Quality: 60-40 scratch-dig
• Diameter Tolerance: +0/-0.25 mm
• Clear Aperture: > 85% of central diameter
• AR Coating/Mounts: Customizable as per requirements

Type ML

• Similar to Type MB, but with improved parallelism: < 10".
• Customizable based on specific demands.

Special Specifications

• Surface Quality: 40-20 scratch-dig
• Retardation Tolerance: 100 to 200 at 20C

Additional Notes

• Metric diameter MA plates are readily available.
• Products are sold exclusively with written cost and delivery confirmation provided by S & R Optic.