Stepanov's Method Grown Sapphire Crystal Wafer 2-6 Inch R-Axis M-Plane with ±0.3° Orientation Tolerance

Price Negotiable

Price: Negotiable

MOQ: 5 Pieces

Delivery Time: 1-4 weeks

Brand: BonTek

Product Description

Stepanov's Method Grown Sapphire Wafers are engineered for demanding optical applications requiring exceptional mechanical strength and optical clarity across visible and infrared spectra.

Product Specifications

Parameter	Specification
Orientation Cut	R-plane, C-plane, A-plane, M-plane or specified orientation
Orientation Tolerance	±0.3°
Diameter / Size	2 inches, 3 inches, 4 inches, 6 inches, 8 inches or custom
Diameter Tolerance	±0.2mm
Thickness	0.25mm, 0.33mm, 0.43mm, 0.65mm, 1mm or custom
Thickness Tolerance	±25μm
Primary Flat Length	16.0±1.0mm (2"), 22.0±1.0mm (3"), 30.0±1.5mm (4"), 47.5/50.0±2.0mm (6")
Primary Flat Orientation	A-plane (1 1-2 0) ±0.2°; C-plane (0 0-0 1) ±0.2°, Projected C-Axis 45±2°
TTV	≤10μm (2"), ≤15μm (3"), ≤20μm (4"), ≤25μm (6")
BOW	≤10μm (2"), ≤15μm (3"), ≤20μm (4"), ≤25μm (6")
Front Surface	Epi-Polished (Ra<0.3nm for C-plane, 0.5nm for other orientations)
Back Surface	Fine ground (Ra=0.6μm-1.4μm) or Epi-polished
Packaging	Class 100 clean room environment

Product Images

Stepanov's Method Grown Sapphire Crystal Wafer showing optical clarity and surface finish

Close-up view of sapphire wafer demonstrating precise orientation and flat specifications

Sapphire wafer with primary flat orientation and dimensional accuracy

Quality inspection process for sapphire crystal wafers

Acceptance Check & Handling Instructions

Acceptance check procedure for sapphire wafer quality verification

Important Handling Guidelines

Products are fragile and adequately packed with fragile labeling
Delivered through premium domestic and international express services
After receipt, carefully inspect outer carton condition before opening
Photograph packaging alignment before removing products
Open vacuum packaging only in clean room environments during application
If damage is found during transit, photograph/video immediately without removing from packaging
Contact supplier immediately for damaged product resolution

Applications

Ideal for large aperture windows, viewports, illuminators in common-aperture optical systems (visible+IR), optical details including windows, plates, light guides, lenses, high-temperature substrates, precision mechanical components, and high-pressure lamp bulbs.