| focus-grid tube(noun, expression, base, direction, capital) |
| focus-mask kinescope(noun, expression, base, direction, capital) |
| focus-mask tube(noun, expression, base, direction, capital) |
| focus-reduction method(noun, expression, base, direction, capital) |
| focus-test loop(noun, expression, base, direction, capital) |
| focus-to-film distance(noun, expression, base, direction, capital) |
| focus adjustment(noun, expression, base, direction, capital) |
| focus and scanning yoke(noun, expression, base, direction, capital) |
| focus area(noun, expression, base, direction, capital) |
| focus axis distance(noun, expression, base, direction, capital) |
| focus bar(noun, expression, base, direction, capital) |
| focus beyond optical infinity(noun, expression, base, direction, capital) |
| focus boom region(noun, expression, base, direction, capital) |
| focus button(noun, expression, base, direction, capital) |
| focus chain(noun, expression, base, direction, capital) |
| focus circle(noun, expression, base, direction, capital) |
| focus coil(noun, expression, base, direction, capital) |
| focus coil arrangement(noun, expression, base, direction, capital) |
| focus compensation(noun, expression, base, direction, capital) |
| focus confirmation(noun, expression, base, direction, capital) |