US 2009/0190239 A1 — Takashi Suzuki
| 14 ELEMENTS / 11 GROUPS + PROTECTIVE GLASS |
| DESIGN f = 489.79 mm |
| DESIGN F/4.08 |
| 5.0° FULL FIELD |
| G2 INTERNAL FOCUS; G3a LENS-SHIFT VR |
PUBLISHED — G2 translates 10.84 mm imageward from infinity to the patent 5 m state; no production-MFD extrapolation.
| Element | Type | Glass |
|---|---|---|
| P1 | Protective Positive Meniscus | J-BK7A (HIKARI coordinate match; supplier unconfirmed) |
| L1 | Biconvex Positive | J-FKH1 (HIKARI coordinate match; supplier unconfirmed) |
| L2 | Biconvex Positive | J-FKH1 (HIKARI coordinate match; supplier unconfirmed) |
| L3 | Biconcave Negative | J-LASF014 (HIKARI coordinate match; supplier unconfirmed) |
| L4 | Negative Meniscus | J-LAK14 (HIKARI coordinate match; supplier unconfirmed) |
| L5 | Positive Meniscus | J-FKH1 (HIKARI coordinate match; supplier unconfirmed) |
| L6 | Biconcave Negative | J-LASF010 (HIKARI coordinate match; supplier unconfirmed) |
| L7 | Positive Meniscus | J-SF03 (HIKARI coordinate match; supplier unconfirmed) |
| L8 | Biconcave Negative | J-LAK14 (HIKARI coordinate match; supplier unconfirmed) |
| L9 | Biconvex Positive | J-FK5 (HIKARI coordinate match; supplier unconfirmed) |
| L10 | Negative Meniscus | J-SF03 (HIKARI coordinate match; supplier unconfirmed) |
| L11 | Biconvex Positive | J-LAF016 (HIKARI coordinate match; supplier unconfirmed) |
| L12 | Negative Meniscus | J-LAF016 (HIKARI coordinate match; supplier unconfirmed) |
| L13 | Biconvex Positive | J-F2 (HIKARI coordinate match; supplier unconfirmed) |
| L14 | Negative Meniscus | J-FK5 (HIKARI coordinate match; supplier unconfirmed) |