NINGBO SITIAN OPTICAL TECHNOLOGY CO.,LTD

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Outside thread :M42*0.75mm internal thread: M48*0.75mm Extend the light path:5mm

Outside thread：M42*0.75MMmm internal thread：M48*0.75MMmm Extend the light path：7.5mm

M42 Extension of the tube Outside thread :M42*0.75mm internal thread: M48*0.75mm Extend the light path:15mm

M42 Extension of the tube Outside thread :M42*0.75mm internal thread: M48*0.75mm Extend the light path:40mm

M48 Extension of the tube Outside thread :M42*0.75mm internal thread: M48*0.75mm Extend the light path:5mm

M42 Extension of the tube Outside thread :M48*0.75mm internal thread: M48*0.75mm Extend the light path:7.5mm

Outside thread :M48*0.75mm internal thread: M48*0.75mm Extend the light path:15mm

External thread: M48*0.75mm; Outside diameter: 2 inches; Extend the light path by 2 inches; 2 "filter thread (M48*0.75mm)

2" Extension of the tube Extend the light path:47mm

Diameter 1.25 "； external thread M42*0.75mm

Diameter 1.25 "； with M42*0.75mm internal thread； M4 loose lock copper alloy screw.

External thread M12, 1.25 "outside diameter, containing 1.25" filter thread, with infrared - ultraviolet cut-off filter

External thread M42*0.75mm, 2 "outside diameter, containing 2" filter thread, with slope non-slip groove

Thread C, 1.25 "outside diameter, including 1.25" filter thread, with non-slip groove

2 "internal hole, 2" internal hole, SCT internal thread, SCT internal thread

The inside diameter is 1.25 ". The two ends are M42*0.75mm external thread and M42*0.75mm internal thread respectively. There are two M3 cop