Cooke Speed Panchro 75mm T2.3 SII V3 SMW Conversion. (Lens supplied scroll to 63/11290 below)

Product no.: 63/1129 (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 75mm Cooke Speed Panchro SII in PL mount has a complete lens movement which benefits from the Van Diemen patented Wireform™ lens focusing system.

Free service of optical unit before conversion

Front diameter uniform 100mm. Optional other diameters 104 &110 others possible

Focus and iris drive gears to industry standard.

Hard robust end stops on focus and iris movements.

Internal focus movement static geared drive rings.

Conversions available for all types of 75mm SI, SII.

Clear highly visible hand egraved coloured scales

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” and benefits from a variable pitch lens movement providing much easier focusing and better focus scales with more markings.

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 Cooke 75mm  (Series I and series II)
Nominal Focal Length 75mm
T/No. 2.3
Max Stop 22
Front Diameter 100mm, 104mm and 110mm
Closest focus distance 1' 10"  (0.52m)
Weight 1.14Kg 2.521lbs
Iris Gearing (Dual sided  Scales) Ø107mm 32DP 132 Teeth Mod 8
Focus Gearing Ø107mm 32DP 132 Teeth Mod 8
Format Covered Super 35  (Over covers the format)
Min Distance (scaled) 1' 10"  (0.52m)

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 75mm T2.3 SII Compact

Product no. Type Price
63/1129 Conversion of owner supplied lens £2,950.00 *
63/11290 Van Diemen Wireform™ (Lens Supplied) £5,570.00 *
Prices without VAT or delivery
Browse this category: Cooke Compact Lenses