What is the reading on this 1 to 2 inch micrometer caliper i

What is the reading on this 1 to 2 inch micrometer caliper in inches? (Right mouse click to zoom and back

Record the whole number that represents minimum size micrometer can read = 1( 1 to 2inch micrometer)

Note that the timble has stopped beyond 3 on the sleeve indicating 0.300\".

Note that one additional line is between the number 3 on sleeve to the tip of timble which represents 0.25\".

The line numbered 12 of timble is coinciding with the centre line on the sleeve making additional 12/1000\".

Total reading = 1+ 0.300\"+0.25\"+(12/1000)\" = 1.562\"