Optical Bench, Junior

On wooden base, with 1.5-meter scale, with six sliding bases. Each sliding base is with an index mark, a moulded pillar and locking screw, with following accessories:

• One lamp house with 12 V lamp.
• One object screen, metal.
• One lens holder for 38mm dia. Lenses.
• One receiving screen, metal, white
• One object needle, mounted in moulded pillar
• One plane mirror in metal frame.
• 38mm convex lens with 10, 15, 20 cm focal lengths.
  Each of these accessories is mounted on a 6 mm MS rod which fits into the pillars and is adjustable for height.