Silicon Nitride Film (LPCVD) on Corning 7980, Film thickness: 1.3um
Silicon Nitride Film
- Si3N4 Film-coated by low-stress LPCVD method
- Si3N4 Thickness:Ā Ā 1.3umĀ +/- 5%
- Si3N4 covers both sides on Corning 7980 0F fused silica Ā ( Warning: the Si3N4 film may have stressed induced microcracking resulted from the large difference of thermal expansion coefficient between Si3N4 and SiO2 fused silica )
- Nitride Thickness: 13000 Angstroms +/-5%
- Nitride Ref Index : 2.30 +/-0.05
Ā
⢠UV Grade Fused Silica (Corning 0F 7980 HPFS)
⢠Size: 100.0 (+/- 0.20) mm in Dia x 0.5 (+/- 0.10) mm
⢠Edge: CNC Ground
⢠Surface Quality: 60/40 or beer
⢠Non-effective Area: 2.0 mm border
⢠TTV: < 20 microns
⢠Polishing: Two sides polished (60/40)
⢠Average Surface Roughness Ra: =< 5 A RMS
-
Optional:Ā you may need tool below to handle the wafer ( click picture to order )

Diamond Scriber for Cutting Single Crystal Substrate - DS-01
Micro-Fiber & Dust Free Wiper, 4"x4", 100 pcs/bag - Wiper-yx-2001
Vacuum Pen SMT-150C (NEW) - EQ-SMT-150C
Single Wafer Containers
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Original: $599.00
-65%$599.00
$209.65Silicon Nitride Film (LPCVD) on Corning 7980, Film thickness: 1.3um
Silicon Nitride Film
- Si3N4 Film-coated by low-stress LPCVD method
- Si3N4 Thickness:Ā Ā 1.3umĀ +/- 5%
- Si3N4 covers both sides on Corning 7980 0F fused silica Ā ( Warning: the Si3N4 film may have stressed induced microcracking resulted from the large difference of thermal expansion coefficient between Si3N4 and SiO2 fused silica )
- Nitride Thickness: 13000 Angstroms +/-5%
- Nitride Ref Index : 2.30 +/-0.05
Ā
⢠UV Grade Fused Silica (Corning 0F 7980 HPFS)
⢠Size: 100.0 (+/- 0.20) mm in Dia x 0.5 (+/- 0.10) mm
⢠Edge: CNC Ground
⢠Surface Quality: 60/40 or beer
⢠Non-effective Area: 2.0 mm border
⢠TTV: < 20 microns
⢠Polishing: Two sides polished (60/40)
⢠Average Surface Roughness Ra: =< 5 A RMS
-
Optional:Ā you may need tool below to handle the wafer ( click picture to order )

Diamond Scriber for Cutting Single Crystal Substrate - DS-01
Micro-Fiber & Dust Free Wiper, 4"x4", 100 pcs/bag - Wiper-yx-2001
Vacuum Pen SMT-150C (NEW) - EQ-SMT-150C
Single Wafer Containers
Related Products
![]() |
|||||
Thin Films Ā A-Z |
Crystal wafer A-Z |
Plasma Cleaner |
Wafer Containers |
Dicing saw |
Film Coater |
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Silicon Nitride Film
- Si3N4 Film-coated by low-stress LPCVD method
- Si3N4 Thickness:Ā Ā 1.3umĀ +/- 5%
- Si3N4 covers both sides on Corning 7980 0F fused silica Ā ( Warning: the Si3N4 film may have stressed induced microcracking resulted from the large difference of thermal expansion coefficient between Si3N4 and SiO2 fused silica )
- Nitride Thickness: 13000 Angstroms +/-5%
- Nitride Ref Index : 2.30 +/-0.05
Ā
⢠UV Grade Fused Silica (Corning 0F 7980 HPFS)
⢠Size: 100.0 (+/- 0.20) mm in Dia x 0.5 (+/- 0.10) mm
⢠Edge: CNC Ground
⢠Surface Quality: 60/40 or beer
⢠Non-effective Area: 2.0 mm border
⢠TTV: < 20 microns
⢠Polishing: Two sides polished (60/40)
⢠Average Surface Roughness Ra: =< 5 A RMS
-
Optional:Ā you may need tool below to handle the wafer ( click picture to order )

Diamond Scriber for Cutting Single Crystal Substrate - DS-01
Micro-Fiber & Dust Free Wiper, 4"x4", 100 pcs/bag - Wiper-yx-2001
Vacuum Pen SMT-150C (NEW) - EQ-SMT-150C
Single Wafer Containers
Related Products
![]() |
|||||
Thin Films Ā A-Z |
Crystal wafer A-Z |
Plasma Cleaner |
Wafer Containers |
Dicing saw |
Film Coater |


