Patent ID: 8502449

Claim:
A high-pressure discharge lamp having a single socket, comprising: a discharge vessel having two opposite sealed ends and a discharge chamber arranged between the sealed ends, a first sealed end extending into a lamp base and the second sealed end protruding out of the lamp base; a first electrode which is fixed in the first sealed end of the discharge vessel and has an end on the discharge side extending into the discharge chamber; a second electrode which is fixed in the second sealed end of the discharge vessel and has an end on the discharge side extending into the discharge chamber; and a base flange arranged on the lamp base and defining a plane which is usable for adjusting the high-pressure discharge lamp in an optical system, wherein for the distance A from the end of the first electrode on the discharge side to the plane of the base flange and for the distance B from the end of the second electrode on the discharge side to the plane of the base flange, the following relation applies: 15.0 ⁢ ⁢ mm ≤ A + B 2 ≤ 27.0 ⁢ ⁢ mm .