How To Write Letters in a Sefer Torah, Tefillin, and Mezuzot
From Halachipedia
A Torah Scroll, Tefillin, and Mezuzot must be written by a competent God-fearing scribe. The calligraphy (Tzurat HaOtiot) is governed by rules that could render a poor quality script or writing invalid.
Specific Letters
Lamed
- One should be careful that the head of the Lamed does not enter the space in the middle of a Heh or Chet even if it doesn't touch the lefs.[1]
Sources
- ↑ Shulchan Aruch (Orach Chaim 32:28)