One-time use camera uncovers ingress opening for insertion tool to eject cassette when cassette closed

A camera for use with a film cassette having a light lock movable to be closed after an exposed filmstrip including a trailing film end portion is wound into the cassette, is characterized in that:

• manual film wind means is manually rotatable in a film winding direction to wind the exposed filmstrip including the trailing film end portion into the cassette and can be coupled with the light lock after the trailing film end portion is wound into the cassette to close the light lock when said film wind means is further rotated in the same direction;
• and
• film sensor means located outside the cassette for sensing the trailing film end portion immediately outside the cassette allows said film wind means to be coupled with the light lock responsive to said film sensor means sensing the trailing film end portion has been wound into the cassette.

A camera for use with a film cassette having a light lock movable to be closed after an exposed filmstrip including a trailing film end portion is wound into the cassette, comprises a driver movable to close the light lock, and is characterized in that:

• a film wind thumbwheel is manually rotatable to wind the exposed filmstrip including the trailing film end portion into the cassette and is coupled with said driver after the trailing film end portion is wound into the cassette to allow said thumbwheel to move the driver to close the fight lock when the thumbwheel is further rotated;
• and
• film sensor means located outside the cassette for sensing the trailing film end portion immediately outside the cassette allows said thumbwheel to be coupled with said driver responsive to said film sensor means sensing the trailing film end portion has been wound into the cassette.