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透镜 平凹透镜

2020/2/12 14:09:49发布4次查看
  • 加工定制:
  • 型号:平凹透镜
  • 材质:N-BK7,H-K9,Fused silica,N-SF10
  • 品牌:MITSUBISHI/三菱
  • 外形尺寸:
  • 适用范围:
  • 装箱数:
  • 规格:

plano-concave lenses have one concave surface.ithasnegativefocallength. it is often used to expand lightortoincrease focallengthin existing systems.specifications:
material: bk7,fusedsilica,sf10, caf2, sapphire .etc.
paraxialfocallengthtolerance: ±2%
dimensiontolerance: ±0.2(general).±0.05(high precision)
centration:
irr: λ/4@633nm(general),λ/10@633nm(high precision)
clearaperture: >80%(smallsize),>95%(large size)
surface figure
surfacequality: 60/40(general),10/5(high precision)
bevel:
coating: uncoated,ar,pr,hr,etc.

福州艾尔斯达光电科技有限公司
张雪飞
18059084811
福建省福州市仓山区金山橘园洲工业园31栋2层
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