a distal end;

a chip-on-tip product that includes:

a first plurality of source illumination fibers configured to transmit a first plurality of modulated photons at the sample, the first plurality of modulated photons having a first wavelength;

a second plurality of source illumination fibers configured to transmit a second plurality of modulated photons at the sample, the second plurality of modulated photons having a second wavelength that is different from the first wavelength; and

a first camera chip configured to detect light that includes visible (VIS), near infrared (NIR), visible-near infrared (VIS-NIR), shortwave infrared (SWIR), extended shortwave infrared (eSWIR), near infrared-extended shortwave infrared (NIR-eSWIR), and combinations of any of the above;

wherein the first plurality of source illumination fibers, the second plurality of source illumination fibers, and the first camera chip are positioned at the distal end;

a light source;

a first modulator optically coupled to the light source and the first plurality of source illumination fibers, the first modulator configured to modulate light from the light source to generate the first plurality of modulated photons for the first plurality of source illumination fibers; and

a second modulator optically coupled to the light source and the first plurality of source illumination fibers, the second modulator configured to modulate the light from the light source to generate the second plurality of modulated photons for the second plurality of source illumination fibers;

wherein the first modulator and the second modulator are selectively activatable to cause the sample to be exposed to the first plurality of modulated photons, the second plurality of modulated photons, or a combination thereof, and the chip-on-tip product further includes a second camera chip positioned at the distal end, and the first camera chip and second camera chip are configured to generate a stereoscopic image, and

wherein the first modulator is a conformal filter.