Plano or double concave lens

No Image

Model:	lens-pconcave
Brand:	sun optics
Origin:	Made In China
Category:	Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument
Label:	Plano concave lens , double concave lens , lens
Price:	US $2 / pc
Min. Order:	200 pc

Inquire Now

Product Description

Plano concave lens

Plano-Concave Lens have one flat and one inward curved surface. PV lenses have a negative focal length and are used for image reduction or to spread light.

Application:

●Optical Display System

●Projection Optics System

●Imaging Optics System
●Laser Measurements System

Specification:

Material	BK7 or Fused Silica
Design Wavelength	546.1 nm
Design Index:
BK7	1.5183 ± 0.0005
Fused Silica	1.46008±0.00005
Diameter Tolerance	+0.00, -0.15 mm
Thickness Tolerance	±0.2 mm
Paraxial Focal Length	±2%
Centration	<3 arc minutes
Clear Aperture	>85%
Surface Irregularity	λ/4@632.8 nm
Surface Quality	60-40 scratch and dig
Protective Bevel	0.25 mm x 45°

BK7 Plano-Concave Lens Standard Products:

Part No.	f (mm)	Ф(mm)	R1 (mm)	t c(mm)	t e(mm)	f b(mm)
TPE201	-10.0	6.0	5.18	2.0	2.9	-11.3
TPE202	-20.0	10.0	10.37	2.0	3.2	-21.3
TPE203	-50.0	12.7	25.92	2.0	2.5	-51.3
TPE204	-100.0	25.4	51.83	2.0	3.6	-101.3
TPE205	-200.0	25.4	103.66	2.0	2.7	-201.3
TPE206	-500.0	25.4	259.15	2.0	2.3	-501.3
TPE207	-1000.0	25.4	518.3	2.0	2.2	-1001.3

Note: Other material, size and coating are available upon request.

Fused Silica Plano-Concave Lens Standard Products:

Part No.	f (mm)	Ф(mm)	R1 (mm)	t c(mm)	t e(mm)	f b(mm)
TPE301	-10.0	6.0	5.18	2.0	2.9	-11.3
TPE302	-20.0	10.0	10.37	2.0	3.2	-21.3
TPE303	-50.0	12.7	25.92	2.0	2.5	-51.3
TPE304	-100.0	25.4	51.83	2.0	3.6	-101.3

Note: Other material, size and coating are available upon request

Double concave lens

Double-Concave Lens, also named Bi-Concave Lens, is used to divergent light. It is best used when the input beam is converging.

Application:

●Beam Expander
●Projection Optics System
●Imaging Optics System
●Optical Viewer
●Optical Character Reader

Specification:

Material	BK7 or Fused Silica
Design Wavelength	546.1 nm
Design Index:
BK7	1.5183 ± 0.0005
Fused Silica	1.46008±0.00005
Diameter Tolerance	+0.00, -0.15 mm
Thickness Tolerance	±0.2 mm
Paraxial Focal Length	±2%
Centration	<3 arc minutes
Clear Aperture	>85%
Surface Irregularity	λ/4@632.8 nm
Surface Quality	60-40 scratch and dig
Protective Bevel	0.25 mm x 45°

BK7 Double-Concave Lens Standard Products:

Part No.	f (mm)	Ф (mm)	R1=R2(mm)	t c(mm)	t e(mm)	f b(mm)
TDE201	-10.0	10	10.70	2.0	4.5	-10.6
TDE202	-20.0	12.7	21.07	2.0	4.0	-20.6
TDE203	-50.0	12.7	52.17	2.0	2.8	-50.7
TDE204	-100.0	25.4	104.0	2.0	3.6	-100.7

Note: Other material, size and coating are available upon request.

Member Information

Sun Optics Co.,ltd
Country/Region:	Ji Lin - China
Business Nature:	Manufacturer
Phone:	14475695
Contact:	Miya Yang (Sale Manager)
Last Online:	21 Oct, 2013