OPTICAL AXIS ADJUSTING SCREW

摘要

PURPOSE: A screw for controlling an optical axis is provided to reduce the particle generation by forming a parting line which is extended to the axial direction of a shaft part. CONSTITUTION: A screw part is screwed in a bracket which keeps a lamp unit. A shaft part(16) includes a supporting shaft part which is supported to revolve around a lamp body A gear part(17) is successively rotated in one end of the shaft part. A plurality of elastic connectors(18) is connected with the external circumference of the shaft part. A plurality of elastic connectors is displaced to the direction separated from the shaft part as getting near to the gear part from the shaft part.