Technologies to Study Cell Structure (HSC SSCE Biology): Flashcards

Two convex lenses at opposite ends of barrel

Robert Hooke

Up to $1500 \times$

$200 \text{ nm}$

How much larger image appears vs actual object

Ability to distinguish two separate objects

Electron beam & electromagnets (not light & lenses)

2D images, $2 \text{ nm}$ resolution

3D surface images

No - vacuum required