Beschreibung:

4 Wide-Angle Lenses (No. 2, 3, 4 and 5) by Ross, c. 1880 Ross, London. 1) No. 2 Symmetrical, 4 in., rotating stop, with connecting ring Ø 2 in. – 2) No. 3 Symmetrical, 5 in., rotating stop. – 3) No. 4 Symmetrical, 6 in., rotating stop, cement defective. – And: 4) No. 5 Wide Angle Symmetrical, 7 in., copper, rotating stop. 4 Weitwinkelobjektive (No. 2, 3, 4 und 5) von Ross, um 1880 Ross, London. 1) No. 2 Symmetrical, 4 in., Rotationsblende, mit Anschraubring Ø 5 cm. – 2) No. 3 Symmetrical, 5 in., Rotationsblende. – 3) No. 4 Symmetrical, 6 in., Rotationsblende, Verkittung defekt. – Und: 4) No. 5 Wide Angle Symmetrical, 7 in., Kupferfassung, Rotationsblende.