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

Adjustment Angle Range (°)

±3

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.

Number of Pulling Spring

3

Locking Mechanics

Yes

Mounting Hole

M4

M6，2pcsM4

Net Weight (g)

40

160

150

180

220