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+====== Import Zeiss lookup tables ======
+**This macro imports a Zeiss lookuptable file, as found in the AIM or ZEN software, and applies it to the current image.**
+<file java Apply Zeiss Lut.txt>
+// This macro imports a Zeiss lookuptable file, as found in the AIM or ZEN software.
+// and applies it to the current image.
+// jm at ibmp dot fr
+// checks if the current image can accept a lookup table.
+if (bitDepth==24) exit ("RGB images cannot have lookup tables");
+// selects a file and checks if it complies with the announced Zeiss Confocal Palette file format
+path=File.openDialog("Select Zeiss LUT to apply");
+s=File.openAsRawString(path,50000);
+if (!startsWith(s,"CZ - LSM510 Color Palette , Version 1.00")) exit ("Not a Zeiss LUT definition file.");
+// reads the palette's name's length, and the palette's name itself, and finds out the offset to the palette data
+nameLength=read32int(41);
+nameString=substring(s,45,45+nameLength);
+lutOffset=46+nameLength;
+// creates three 8-bit arrays and fills them with each 16th value read from the 12bit to 12bit Zeiss palette.
+r=newArray(256);
+g=newArray(256);
+b=newArray(256);
+for (i=0;i<256;i++) {
+  r[i]=parseInt(read16int(lutOffset+i*16*2))*255/0xfff;
+  g[i]=parseInt(read16int(lutOffset+i*16*2+4096*2))*255/0xfff;
+  b[i]=parseInt(read16int(lutOffset+i*16*2+4096*2*2))*255/0xfff;
+}
+// applies the 8-bit palette to the current image
+setLut(r,g,b);
+// end of macro : displays a success message
+showStatus(nameString+" Zeiss LUT Applied");
+function read32int(n) {
+return charCodeAt(s,n)+charCodeAt(s,n+1)<<8+charCodeAt(s,n+2)<<16+charCodeAt(s,n+3)<<24;
+}
+function read16int(n) {
+return charCodeAt(s,n)+charCodeAt(s,n+1)<<8;
+}
+</file>
+** Here is a montage of all Lookuptables available in the ZEN software. **
+{{:macro:montagelutzeiss.jpg|}}

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