Which scientific equipment company changed its logo in 1982 to coincide with the launch of the first commercially successful confocal microscope, revolutionizing 3D cellular imaging?

In the scientific equipment industry, brand evolution often mirrors technological breakthroughs. This poll tests your knowledge about a pivotal moment in microscopy history when a particular company's logo change coincided with a revolutionary product launch that transformed laboratory research capabilities worldwide. Can you identify this significant brand transformation that represented a leap forward in scientific visualization technology?

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Leica Microsystems, adding a red triangular element to represent the laser technology in their groundbreaking ScanArray system
Nikon Instruments, incorporating a spiral motif to symbolize their new Z-stack imaging capabilities
Carl Zeiss, modernizing their logo with blue optics-inspired elements when launching their LSM 1 laser scanning microscope
Olympus Scientific, adding a green fluorescent element to their logo representing their FluoView technology