Model |
NMV12.7 |
NMV20 |
NMV25.4 |
NMV38.1 |
NMV50.8 |
Optic Size (mm) |
φ12.5/φ12.7 |
φ20 |
φ25/φ25.4 |
φ38.1 |
φ50/φ50.8 |
Optics Thickness (mm) |
2~5 |
3~6 |
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Adjustment Angle Range (°) |
±3 |
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Clear Aperture (mm) |
φ11.5 |
φ19 |
φ23.5 |
φ36.5 |
φ47 |
Optic Center Height (mm) |
17 |
25 |
25 |
32 |
35 |
Overall Thickness (mm) |
13 |
20 |
20 |
20 |
22 |
One Round of Screw Drive vs Angle Adjusted (°) |
Tilt:≈0.55 Tilt:≈0.57 |
Tilt:≈0.35 Tilt:≈0.34 |
Tilt:≈0.35 Tilt:≈0.34 |
Tilt:0.31 Tilt:0.26 |
Tilt:≈0.28 Tilt:≈0.22 |
Main Body Material and Treatment |
aluminium alloy, surface treated by black anodic oxidation. |
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Number of Pulling Spring |
3 |
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Locking Mechanics |
Yes |
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Mounting Hole |
M4 |
M6,2pcsM4 |
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Net Weight (g) |
40 |
160 |
150 |
180 |
220 |