Bk7 Plano Concave Mirror Lens with Coating

Product Specifications

Prod Model:	HH623
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Item:	Plcx, Plcc, Bicx, Bixx, Cxcc, Doublet
Design Wavelength:	Customer Design
Dimension Tolerance:	+0/-0.05mm
Thickness Tolerance:	+/-0.1mm
Surface Quality:	40-20 or Better
Surface Figure:	Sph Surface:Lambda/4 or Better @632.8nm
Center Error:	Etv Better Than 0.01mm
Clear Aperture:	90% of Diameter
Bevel:	Protective Bevel
Coating:	Bbar or Customer Design
Material:	Glass
Shape:	Single-lens
Type:	Concave Lens

Product Description

Focusing or imaging applications
Focal Length: F = -R/(n-1)
N: Refractive index
R: Radius curvature

Plano-concave lenses are useful for a wide range of applications. These lenses are manufactured from BK7A grade A (or customer design) optical glass and are supplied uncoated. Anti-reflection coatings are available as listed earlier in this section. To order an anti-reflection coated lens simply append the wavelength in nanometers to the product number.

Parameter:

Item PLCX, PLCC, BICX, BIXX, CXCC, DOUBLET
Material BK7 etc.
Design Wavelength Customer design
Dimension Tolerance +0/-0.05mm
Thickness Tolerance +/-0.1mm
Surface Quality 40-20 or better
Surface Figure Sph surface: Lambda/4 or better @632.8nm
Center Error ETV better than 0.01mm
Clear Aperture 90% of diameter
Bevel Protective bevel
Coating BBAR or customer design



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