LF5847 - 负弯月透镜,氟化钙,Ø1/2英寸,f=-50.0 mm,未镀膜
LF5067 - 负弯月透镜,氟化钙,Ø1/2英寸,f=-20.0 mm,未镀膜
LF4986-UV - 负弯月透镜,紫外熔融石英,f=-1000.0 mm,Ø1英寸,增透膜:245-400 nm
LF4706-UV - 负弯月透镜,紫外熔融石英,f=-500.0 mm,Ø1英寸,增透膜:245-400 nm
LF4348-UV - 负弯月透镜,紫外熔融石英,f=-300.0 mm,Ø1英寸,增透膜:245-400 nm
LF4624-UV - 负弯月透镜,紫外熔融石英,f=-200.0 mm,Ø1英寸,增透膜:245-400 nm
LF4370-UV - 负弯月透镜,紫外熔融石英,f=-150.0 mm,Ø1英寸,增透膜:245-400 nm
LF4938-UV - 负弯月透镜,紫外熔融石英,f=-100.0 mm,Ø1英寸,增透膜:245-400 nm
LF4986 - 负弯月透镜,紫外熔融石英,Ø1英寸,f=-1000.0 mm,未镀膜
LF4706 - 负弯月透镜,紫外熔融石英,Ø1英寸,f=-500.0 mm,未镀膜