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The update to version 15.52 incorporates the following changes: K8[vJ7(!|  
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Features: jb;!"HC  
1. AEI now honors the LB0, LB1, etc. and FLAG, FB1, etc shortcuts as they work in an optimization MACro. -]yM<dP  
2. A surface can now be declared STATIC in the RLE file. This causes all variables related to that surface to be ignored in the PANT file, so you can use the handy VLIST ... ALL format and still keep certain surfaces and elements unchanged when you optimize the lens. IoO t