Biconcave Lens Double Concave for Laser Machine Custom for Projector Optical Lenses Manufacturers

• Customization: Available
• Usage: Lighting, Medical, Optical, Photography
• Type: Concave Lens
• Transmittance: >95%
• Shape: Single-lens
• Material: Optical Glass
• Lenses Color: Clear
• Certification: RoHS, ISO9001
• Customized: Customized
• Coating: as Request
• Size: Customized
• Surface Quality: 40/20
• Transport Package: Carton Boxes
• Specification: Customized
• Trademark: PHYO
• Origin: Suzhou, China
• HS Code: 9001909010
• Production Capacity: 100K

Product Description

Double Concave lens, also as bi-concave lens. It is the similar function with the plano concave lens. The used wavelength range as 190-2100nm. Material can be N-BK7,Fused Silica,CaF2,SF11,H-BaK4,H-BaK7,etc, other special requested can be customerized. Coating still available.
 

Specification	Commercial	High Precision
Material	As Required Schott,CDGM.etc.	As required Schott, CDGM,etc.
Diameter Tolerance	+0.00/-0.20mm	+0.00/-0.05mm
Focual Length Tolerance	Typical +/-5%@633nm	Typical +/-2% @633nm
Centration	Typical <3arcmin	Typical <3arcmin
Surface [email protected]	L/4	L/8
Surface Quality	80-50	40-20
Bevel	0.2-0.5	0.05-0.2
Coating	As required, with paint, Protection coating, high precision

PHYO OPTICS Production Material Choosing
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Surface finishing high precision Polishing and Coating
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Thin film Coating and design
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Assembly
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Packing for Delivery
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