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USER MANUAL RETEVET™ PORTABLE ERG
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Dog, Cat, Nonhuman Primate, 6-step, light adapted fi rst
Description Eye Flash Luminance Energy
(0.33, 0.33 White)
Background Luminance
(0.33, 0.33 White)
# Flashes
Light adapted 3.0 Right 3 cd·s/m² @ 2 Hz 30 cd/m² 20
Light adapted 3.0 fl icker Right 3 cd·s/m² @ 28.3 Hz 30 cd/m² 141 – 424
Light adapted 3.0 Left 3 cd·s/m² @ 2 Hz 30 cd/m² 20
Light adapted 3.0 fl icker Left 3 cd·s/m² @ 28.3 Hz 30 cd/m² 141 – 424
Dark-adaptation timer Both Off Off
Dark-adapted 0.01 Right 0.01 cd·s/m² @ 0.5 Hz Off 3
Dark-adapted 3.0 Right 3 cd·s/m² @ 0.1 Hz Off 3
Dark-adapted 10.0 Right 10 cd·s/m² @ 0.05 Hz Off 3
Dark-adapted 0.01 Left 0.01 cd·s/m² @ 0.5 Hz Off 3
Dark-adapted 3.0 Left 3 cd·s/m² @ 0.1 Hz Off 3
Dark-adapted 10.0 Left 10 cd·s/m² @ 0.05 Hz Off 3
Alternatively, the dark-adapted steps can be performed fi rst, as done in the Dog, Cat, Nonhuman Primate, 6-step, dark-adapted
fi rst protocol.
Dog, Cat, Nonhuman Primate, 6- step, dark-adapted fi rst
Description Eye Flash Luminance Energy
(0.33, 0.33 White)
Background Luminance
(0.33, 0.33 White)
# Flashes
Dark-adaptation timer Both Off Off
Dark-adapted 0.01 Right 0.01 cd·s/m² @ 0.5 Hz Off 3
Dark-adapted 3.0 Right 3 cd·s/m² @ 0.1 Hz Off 3
Dark-adapted 10.0 Right 10 cd·s/m² @ 0.05 Hz Off 3
Dark-adapted 0.01 Left 0.01 cd·s/m² @ 0.5 Hz Off 3
Dark-adapted 3.0 Left 3 cd·s/m² @ 0.1 Hz Off 3
Dark-adapted 10.0 Left 10 cd·s/m² @ 0.05 Hz Off 3
Light adaptation timer Right Off 30 cd/m²
Light adapted 3.0 Right 3 cd·s/m² @ 2 Hz 30 cd/m² 20
Light adapted 3.0 fl icker Right 3 cd·s/m² @ 28.3 Hz 30 cd/m² 141 – 424
Light adaptation timer Left Off 30 cd/m²
Light adapted 3.0 Left 3 cd·s/m² @ 2 Hz 30 cd/m² 20
Light adapted 3.0 fl icker Left 3 cd·s/m² @ 28.3 Hz 30 cd/m² 141 – 424
For testing rabbits and mini-pigs, Rabbit, mini pig, photopic 2 step and Rabbit, mini pig, scotopic 4 step were designed (McGee,
Dembinska, and Gruebbel 2005). Photopic and scotopic tests can be performed separately or together depending on the study
design.
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