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. Author manuscript; available in PMC: 2011 Mar 7.
Published in final edited form as: J Fluoresc. 2009 Jul 10;19(6):1103–1109. doi: 10.1007/s10895-009-0510-y

Fig. 5.

Fig. 5

The attenuated power at the specimen was measured using a power meter (S212A, Thermopile Sensor, Thorlabs). The power was measured on eight different days and averaged over the number of days. An IR-improved prototype objective lens from Carl Zeiss (32×/0.85 NA W) was used as the objective