Here's data for the C-180:
Specifications:
Magnification: approx. 1.7x
Optical construction: 4 elements in 2 groups
Shooting range: approx 2.1m - infinity (6.9ft -inf)
Length: 56mm (2-3/16in)
Max.diameter: 56mm (2-3/16in)
Weight: 80g (2.8oz)
and for the IS/L lens A-macro HQ converter f=40cm:
Specifications:
Optical contruction: 2 elements in 1 group
Max diameter: 56mm (2-3/16in)
Length: 9.5mm (1/3in)
Weight: 67g (2.4oz)
and for the IS/L lens A-28 HQ converter 0.8x
Specifications:
Focal length: 0.8x
Optical contruction: 3 elements in 2 groups
Shooting range: 0.9m-inf (2.9ft-inf)
Length: 35mm (1-3/8in)
Max.diameter: 82mm (3-1/4in)
Weight: 170g (6oz)
Hope this helps,
Frank van Lindert
Utrecht NL.
On Sun, 15 Oct 2000 16:23:49 +0200, "Per Nordenberg"
<per.nordenberg@xxxxxxxxxx> wrote:
>
>----- Original Message -----
>From: "Dirk and Carla Wright" <wright@xxxxxxxxxxxx>
>To: "olympus@xxxxxxxxxxxxxxx" <olympus@xxxxxxxxxxxxxxx>
>Sent: Sunday, October 15, 2000 3:03 PM
>Subject: Re: [OM] A-200 results
>
>
>> >Hi Dirk
>> >
>> >Do you happen to know the optical construction, length or max. diameter of
>> the
>> >iS/L A-200 1.5x converter? Those data are still missing on Hans' iS page. I
>> know
>> >he would appreciate to be able to get the empty info frames on the iS
>> converters
>> >filled.
>> >
>> >Per Nordenberg
>>
>> focal length: 1.5x
>> shooting range: 3m-infinity
>> Optical construction: 4 elements in 2 groups.
>> Length: 56.5mm
>> Max. diameter: 73.5mm
>> weight: 160g
>> no filter or lens hood can be used.
>> usable temperature range: -10C to +40C
>>
>> hope this helps.
>
>
>It certainly does. Thanks a lot! (and I'm sure this is on Hans' behalf as well)
>
>Now he's only missing some data on the C-180 1.7x tele converter, the A-28 0.8x
>wide converter and the A-Macro f=40 cm converter ( look at
>http://members.nbci.com/_XMCM/veluwen/om-sif/is-series/is-series.htm for more
>info). Any help is much appreciated.
>
>Per Nordenberg
>
>
>
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