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Motorized Variable Two Wheels Attenuator 991-0602 SKU: 991-0602-02
• Filter diameter - Ø20 / Ø25.4 mm • Clear aperture Ø18 / Ø23 mm • Non-parallel filters (inclined by 4°) • Maximum thickness of filters – 4 mm • Custom design available • Closed Motorized Variable Wheel Attenuator 991-0704 is available. Ideal for CCD-cameras. Motorized Variable…
Variant specifications
| Specification | Value |
|---|---|
| D, mm | dia 25.4 / dia 23 |
| H, mm | 115 |
| G, mm | dia 110 |
| A, mm | 39 |
| B, mm | 20.5 |
| L, mm | 78 |
| hmin, mm | 32 |
| hmax, mm | 99.5 |
| I, mm | 39.5 |
| Note | Note: 991-0602-01 is with filters dia 20 mm. |
Shared product specifications
These specifications apply across the Motorized Variable Two Wheels Attenuator 991-0602 product family.
| Step angle | 1.8° |
| Step angle accuracy | 5 min |
| Required electrical power | 5.6 W |
| Rated Current | 0.4 A |
| Resistance | 33 Normal 0 19 MicrosoftInternetExplorer4 Ω / * Style Definitions * / table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin:0cm; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman";} |
| Inductance | 52 mH |
| Holding torque | 0.12 N Normal 0 19 MicrosoftInternetExplorer4 ·m / * Style Definitions * / table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin:0cm; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman";} |
| Motor | 4247 (motors of other types are available) |
| Weight: | Weight: |
| 991-0602-01 / 991-0602-02 | 0.61 kg / 0.65 kg |
Standard set filters transmittance
| Wheel N1 | Wheel N2 |
| 1 | 1 |
| 0 | 0 |
| 0.9 | 0.8 |
| 0.5 | 0.3 |
| 0.1 | 0.03 |
| 0.01 | 0.003 |
| 0.001 | 0.0003 |
| 0.0001 | 0.00003 |
Classification
| Type | wheel |
Product brochures
Shared documentation for the complete product family.