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A Combined Flash-LED Project for Photomicrography

by Brian Singleton

[Balsam Post Issue 84 (July 2009) pages 24 to 30.]


Note: for completeness please refer to the original article.



Daphnia pulex with developing embryos in brood chamber. Flash exposure, dark field, ca. 1/8000 sec.





The ComboBox in use, the LED lamp is left on during the photo session. The coiled cable is the flash synch lead to the camera's hot shoe; in the foreground is the remote Varipower regulator that sets the flash duration in a series of indexed steps.





The microscope, camera and ComboBox as set for normal operation.





Stentor, an almost complete view of the cell in the feeding state. Flash, bright field, ca, 1/30,000 sec.





Stentor, probably S. coeruleus: close-up of the membranelles on the fringe of the bucal cavity. Flash, bright field, ca. 1/30,000 sec.





Bdelloid rotifer showing the wheel organs in typical feeding mode. Flash, bright field, ca. 1/30,000 sec.





Nauplius, Cyclops. Flash, bright field, ca. 1/30,000 sec.





Paramecium in the fission state. Flash, bright field, ca. 1/30,000 sec.





Culex larva. Flash, oblique illumination, ca. 1/8000 sec.





Vorticella. Flash, bright field, ca. 1/30,000 sec.



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