It is the product that was reduced by one rank from the surface quality of Plano Concave Lens (SLB-N). It can be use in an optical system such as observation or lighting applications that high surface quality is not required.
|Coating||Uncoated: the end of the part ‘N’
Anti-reflection coating: the end of the part number ‘NM’, ‘NIR1′, ‘NIR2′
|Laser Damage Threshold||Anti-reflection coating: 4J/cm2
Laser pulse with 10ns, repetition frequency 20Hz
|Clear Aperture||90% of actual aperture: uncoated
85% of actual aperture: with coating
83% of actual aperture: with coating
|Surface Quality (Scratch-Dig)||60-40|
In case of specifying a anti-reflection coating 633nm-1064nm to near infrared lens of S-SLB-30-200N.
|Type Of AR Coat||Wavelength Range [NM]||Transmittance [%]|
|Visible Range||400-700||> Average 99|
|Near-infrared||633-1064||> Average 98.5|
|Infrared||750-1550||> Average 98.5|