AR Coating 750-1500nm Double-Concave Lenses

AR Coating 750-1500nm Double-Concave Lenses

CLZ Optical Co., Ltd. Provides coating  biconcave lenses, coated with a transmittance enhancement film in the 750-1500nm band, is an optical element designed for near-infrared (NIR) to short-wave infrared (SWIR), with a biconcave structure to effectively diverge the beam and optimize the design of the optical path. They can be widely used in infrared laser beam expansion, infrared imaging and sensors, spectral analysis, etc.

CLZ has launched an online catalog of product online stock, which allows you to select the products that match your needs online, if you have any other questions please contact us!


Please contact our sales team.

For a quote on your custom requirements please send us your drawing or specification.

Please contact us for discount pricing for stock parts over 10+ and volume/OEM quantities

Type No. Data sheet MaterialDiameter (mm)CoatingEFL (mm)CT (mm)
L‐DC006015076Z PDF > BK7 or equivalent 75.00 BBAR Ravg<0.5% AT 750-1500nm -2.50
L‐DC0060150075 PDF > BK7 or equivalent 75.00 BBAR Ravg<0.5% AT 750-1500nm -2.50
L-DC0061000050 PDF > BK7 or equivalent 50.00 BBAR Ravg<0.5% AT 750-1500nm -2.50
L-DC0060600050 PDF > BK7 or equivalent 50.00 BBAR Ravg<0.5% AT 750-1500nm -2.00
L-DC0060200038 PDF > BK7 or equivalent 38.00 BBAR Ravg<0.5% AT 750-1500nm -2.00
L-DC0060200030 PDF > BK7 or equivalent 30.00 BBAR Ravg<0.5% AT 750-1500nm -2.00
L-DC0060400025 PDF > BK7 or equivalent 25.00 BBAR Ravg<0.5% AT 750-1500nm -1.50
L‐DC006007512Z PDF > BK7 or equivalent 12.70 BBAR Ravg<0.5% AT 750-1500nm -2.50

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Diameter (mm)

0 200

EFL (mm)

0 -1000

Material

BK7 or equivalent
UVFS
H-F4
H-K51

Coating

Uncoated
MgF2 AT 550nm
BBAR Ravg<0.35% AT 420-680nm
BBAR Ravg<0.8% AT 400-900nm
BBAR Ravg<0.5% AT 630-1100nm
BBAR Ravg<0.5% AT 750-1500nm