SCHNEIDER-KREUZNACH CINEGON 6.5mm f/1.9 — Optical Cross-Section & Ray Tracing

Home / Lenses / Schneider-Kreuznach / SCHNEIDER-KREUZNACH CINEGON 6.5mm f/1.9SCHNEIDER-KREUZNACH CINEGON 6.5mm f/1.9DE 927 540↗ — Wolfram W. Albrecht
8 ELEMENTS / 6 GROUPS
ALL-SPHERICAL
50° FULL FIELD
f/1.9
Focus MechanismNO_INTERNAL_RECONSTRUCTION — static published design state only; production barrel focus is not modeled and the schema-required closeFocusM value is an infinity sentinel, not a product MFD.
Optical Elements (8 physical)ElementTypeGlass
L1Biconvex Positive673322 flint class (supplier unresolved)
L2Biconcave Negative510634 crown class (supplier unresolved)
L3Biconcave Negative673322 flint class (supplier unresolved)
L4Biconvex Positive510634 crown class (supplier unresolved)
L5Biconvex Positive620603 crown class (supplier unresolved)
L6Positive Meniscus620603 crown class (supplier unresolved)
L7Biconcave Negative699301 dense-flint class (supplier unresolved)
L8Biconvex Positive639555 crown class (supplier unresolved)

Element	Type	Glass
L1	Biconvex Positive	673322 flint class (supplier unresolved)
L2	Biconcave Negative	510634 crown class (supplier unresolved)
L3	Biconcave Negative	673322 flint class (supplier unresolved)
L4	Biconvex Positive	510634 crown class (supplier unresolved)
L5	Biconvex Positive	620603 crown class (supplier unresolved)
L6	Positive Meniscus	620603 crown class (supplier unresolved)
L7	Biconcave Negative	699301 dense-flint class (supplier unresolved)
L8	Biconvex Positive	639555 crown class (supplier unresolved)