Cooke Speed Panchro 50mm T2.3 SII Compact Conversion. (Lens supplied scroll to 63/11280 below)

Product no.: 63/1128 (Type: Conversion of owner supplied lens)

Parts In Stock
can be shipped within circa 90 days

Price without VAT or delivery
Delivery weight: 2.5 kg

The 3rd Generation Van Diemen 50mm Cooke Speed Panchro SII in PL mount has a complete lens movement which benefits from the Van Diemen patented Wireform™ lens focusing system.

Fully internal focus.

Free service of optical unit before conversion.

Industry standard gearing.

Uniform 100mm fronts.

Focus and iris movement solid robust end stops.

 The 3rd Generation Van Diemen 50mm Cooke Speed Panchro SII in PL mount. This lens built as new by Van Diemen comes with a full warranty. Incorporated in this lens movement are focus and iris gears to industry standard robust enough to cope with any servo motor. This conversion provides a close focus capability of under 11"  0.27 M.

All Van Diemen Wireform™ conversions are now supplied with dual iris scales as a standard feature and uniform 100mm front diameter, however, can also supply other larger diameters on request.

Additional product information

LENS 50mm Cooke Wireform™​ Movement          181217
Nominal Focal Length 50mm
T/No. T2.3  (f2.0)
Max Stop T22
Front Diameter 100mm
Closest focus 11"  
Weight 1kg (2lb 2.5oz)
Iris Gearing Dual Scaled Ø89mm 32DP 110 Teeth
Focus Gearing Ø89mm 32DP 110 Teeth
Format covered Super 35
Min Distance (scaled) 11"

Lens construction


Back Focus adjustment Shims



Van Diemen aim to deliver within 90 days of receipt of order and 50% deposit. We are unable to guarantee delivery times as they vary according to factory loading and availability of parts at the time of order.


We offer a full 2 year warranty with every Van Diemen Wireform™ product. This however does not extend to optical units on conversion products as they are supplied direct by the client.


Warranty is applicable ex works Camberley, UK. It is the responsibility of the client to cover shipping and insurance to and from Van Diemen for all product sales and warranty work.



Type Conversion of owner supplied lens

Selection: Cooke Speed Panchro 50mm T2.3 SII SMW V3, Pl Conversion

Product no. Type Price
63/1128 Conversion of owner supplied lens £2,950.00 *
63/11280 Van Diemen Wireform™ (Lens Supplied) £5,350.00 *
Prices without VAT or delivery
Browse this category: Cooke Compact Lenses