Plano-Concave Lenses

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Plano-Concave Lenses

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Plano-Concave Lenses

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Specifications：

Material	BK7 or UV fused silica
Focal Length Tolerance	±1% @589nm
Design Wavelength	589nm
Centration‍	≤3′
Diameter Tolerance	+0/-0.1mm
Clear Aperture	＞central 90% of diameter
Center Thickness and Tolerance	2.5±0.1mm
Edge Thickness	nominal Value
‍Surface Quality	20/10（UVFS）/ 40/20（BK7）
Surface Accuracy	≤ 1.5λ power，λ/2 irregularity（UVFS） ≤ 1.5λ power，λ/4 irregularity（BK7）
Chamfers	0-0.8mm face width ×45°±15°

Order Information：

LPC	----	063	----	R064	----	BK7
↓		↓		↓		↓
Product Code		Dia=6.35mm		Radius=-6.46mm		Material

Plano-Concave Lenses：

Part Number	Dia(mm)	EFL(mm)	R(mm)	Te(mm)	Tc(mm)	Material
LPC-063-R064-BK7	6.35	-12.5	-6.46	3.17	2.5	BK7
LPC-063-R129-BK7	6.35	-25	-12.92	2.82	2.5	BK7
LPC-127-R129-BK7	12.7	-25	-12.92	3.83	2.5	BK7
LPC-127-R258-BK7	12.7	-50	-25.84	3.14	2.5	BK7
LPC-127-R387-BK7	12.7	-75	-38.76	2.92	2.5	BK7
LPC-127-R516-BK7	12.7	-100	-51.68	2.82	2.5	BK7
LPC-254-R129-BK7	25.4	-25	-12.92	9.4	2.5	BK7
LPC-254-R258-BK7	25.4	-50	-25.84	5.17	2.5	BK7
LPC-254-R387-BK7	25.4	-75	-38.76	4.22	2.5	BK7
LPC-254-R516-BK7	25.4	-100	-51.68	3.78	2.5	BK7
LPC-254-R775-BK7	25.4	-150	-77.52	3.35	2.5	BK7
LPC-254-R1033-BK7	25.4	-200	-103.36	3.13	2.5	BK7
LPC-508-R387-BK7	50.8	-75	-38.76	9.96	2.5	BK7
LPC-508-R516-BK7	50.8	-100	-51.68	7.83	2.5	BK7
LPC-508-R775-BK7	50.8	-150	-77.52	5.95	2.5	BK7
LPC-508-R1036-BK7	50.8	-200	-103.36	5.06	2.5	BK7
LPC-508-R1292-BK7	50.8	-250	-129.2	4.54	2.5	BK7
LPC-508-R2584-BK7	50.8	-500	-258.4	3.51	2.5	BK7

Part Number	Dia(mm)	EFL(mm)	R(mm)	Te(mm)	Tc(mm)	Material
LPC-063-R057-UVFS	6.35	-12.5	-5.737	3.26	2.5	UVFS
LPC-063-R114-UVFS	6.35	-25	-11.475	4.02	2.5	UVFS
LPC-254-R229-UVFS	25.4	-50	-22.95	5.55	2.5	UVFS
LPC-254-R344-UVFS	25.4	-75	-34.425	4.45	2.5	UVFS
LPC-254-R459-UVFS	25.4	-100	-45.9	3.95	2.5	UVFS
LPC-254-R688-UVFS	25.4	-150	-68.85	3.46	2.5	UVFS
LPC-254-R918-UVFS	25.4	-200	-91.8	3.21	2.5	UVFS
LPC-254-R1147-UVFS	25.4	-250	-114.75	3.07	2.5	UVFS
LPC-254-R4590-UVFS	25.4	-1000	-459.00	2.64	2.5	UVFS
LPC-508-R459-UVFS	50.8	-100	-45.9	8.60	2.5	UVFS
LPC-508-R688-UVFS	50.8	-150	-68.85	6.41	2.5	UVFS
LPC-508-R918-UVFS	50.8	-200	-91.8	5.39	2.5	UVFS
LPC-508-R1147-UVFS	50.8	-250	-114.75	4.80	2.5	UVFS
LPC-508-R2295-UVFS	50.8	-500	-229.5	3.64	2.5	UVFS
LPC-508-R4590-UVFS	50.8	-1000	-459.00	3.07	2.5	UVFS

Note：

Other sizes and focal length are available upon request. Also the lens ring mounts are available upon request.

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