Lens Lenses Meniscus Lenses manufacturer from China Shanghai Pantotek Technologies Co., Ltd.

Place of Origin:

, China (Mainland)


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Product Detail

A lens is an optical device with perfect or approximate axial symmetry which transmits and refracts light, concentrating or diverging the beam.

Main Specifications:

      Materical
      Diameter Tolerance
      Paraxial Focal Length Tolerance
      Centration
      Surface Quality
      Clear Aperture
      Surface Figure
      Chamfer

BK7 or other optical glass, Fused Silica, CaF2, ZnSe
+0/-0.15mm
±2%
3 arc minutes
60-40 scratch and dig
>85%
λ/4 @ 632.8nm
<0.25 mm x 45°

BK7 Standard Products

Part No.	f (mm)	dia (mm)	R1 (mm)	R2 (mm)	tc (mm)	te (mm)	fb (mm)
LEN4101	100.0	25.4	33.72	90.0	4.0	2.5	97.5
LEN4102	125.0	25.4	38.47	90.0	4.0	2.8	121.8
LEN4103	150.0	25.4	42.52	90.0	4.0	3.0	146.3
LEN4104	175.0	25.4	46.05	90.0	4.0	3.1	171.2
LEN4105	200.0	25.4	49.03	90.0	3.5	2.8	197.0
LEN4106	250.0	25.4	83.96	235.0	3.5	3.0	296.3
LEN4107	300.0	25.4	94.08	235.0	3.5	3.0	296.3
LEN4108	400.0	25.4	110.72	235.0	3.5	3.1	395.8
LEN4109	500.0	25.4	123.9	235.0	3.5	3.2	495.4
LEN4110	800.0	25.4	145.39	600.0	3.5	3.3	794.5
LEN4111	1500.0	25.4	339.05	600.0	3.5	3.4	1492.0
LEN4112	2000.0	25.4	380.54	600.0	3.5	3.4	1990.2
LEN4113	4000.0	25.4	466.12	600.0	3.5	3.5	3984.5
LEN4114	-100.0	25.4	90.0	32.59	3.0	4.5	-99.2
LEN4115	-125.0	25.4	90.0	37.26	3.0	4.2	-123.7
LEN4116	-150.0	25.4	90.0	41.42	3.0	4.0	-149.5
LEN4117	-175.0	25.4	90.0	44.86	3.0	3.8	-174.6