Lenses With Compatibility Issues - Pentax AF160FC Operating Manual

AF160FC.book Page 36 Monday, November 17, 2008 10:43 AM

Lenses with compatibility issues

The flash head can be mounted on the following lenses using the adapter ring, but there may be some problems when using them.
Basically, a lens cannot be used if the front ring turns during focusing.
For DA lenses + digital SLR cameras
smc PENTAX-DA 16-45mm F4 ED AL
smc PENTAX-DA 18-55mm F3.5-5.6 AL
smc PENTAX-DA 18-55mm F3.5-5.6 AL II
smc PENTAX-DA 40mm F2.8 Limited
smc PENTAX-DA 17-70mm F4 AL[IF] SDM
smc PENTAX-DA 50-135mmF2.8 ED[IF] SDM
For FA & FAJ lenses + digital SLR cameras
smc PENTAX-FA 20mmF2.8
smc PENTAX-FA 24mmF2 AL(IF)
smc PENTAX-FA MACRO 50mmF2.8
4
smc PENTAX-FA MACRO 100mmF3.5
smc PENTAX-FA 20-35mmF4 AL
smc PENTAX-FA 24-90mmF3.5-4.5 AL(IF)
smc PENTAX-FA 28-70mmF2.8 AL
smc PENTAX-FA 28-70mmF4 AL
smc PENTAX-FA 28-80mmF3.5-4.7
smc PENTAX-FA 28-80mmF3.5-5.6
smc PENTAX-FA 28-90mmF3.5-5.6
smc PENTAX-FA 28-105mmF4-5.6
smc PENTAX-FA 35-80mmF4-5.6
smc PENTAX-FA 70-200mmF4-5.6
smc PENTAX-FA 80-200mmF4.7-5.6
smc PENTAX-FA 80-320mmF4.5-5.6
smc PENTAX-FA 100-300mmF4.7-5.8
smc PENTAX-FA 100-300mmF4.5-5.6
smc PENTAX-FAJ 28-80mmF3.5-5.6 AL
smc PENTAX-FAJ 75-300mmF4.5-5.8 AL
smc PENTAX-FAJ 18-35mmF4.0-5.6 AL
36
Front ring turns
- Vignetting occurs (from 16-24 mm)
- Vignetting occurs (from 18-23 mm)
- Vignetting occurs (from 18-21 mm)
- Interference between flash head and camera
- Vignetting occurs (from 17-50 mm)
- Vignetting occurs (from 50-90 mm)
Front ring turns
- Slight vignetting
- Focus mechanism is unstable
- Focus mechanism is unstable
- Focus mechanism is unstable
- Vignetting occurs (from 20-23 mm)
- Vignetting occurs (around 24 mm)
Vignetting occurs (around 28 mm)
N
N
Focus mechanism is unstable
N
Focus mechanism is unstable
N
N
Focus mechanism is unstable
N
Focus mechanism is unstable
N
Focus mechanism is unstable
N
Focus mechanism is unstable
N
N
N
N
N
N
- Vignetting occurs (from 18-20 mm)
Description of problem
Description of problem