Single-Stage Telescope Mechanism

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Bounding box: 78.0 × 68 × 306 mm
Engine: 3D Printing B-rep
Parameters: 28
Published: November 12, 2026

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single-stage telescope mechanims

Parameters

Name	Value	Range
Objective lens diameter	50 mm	30 – 80
Objective lens edge thickness	4 mm	2 – 10
Front retaining lip width	3 mm	1.5 – 8
Shoulder behind the lens	5 mm	2 – 10
Lens retainer ring thickness	3 mm	2 – 8
Eyepiece barrel diameter	31.75 mm	20 – 45
Eyepiece socket clearance per side	0.3 mm	0.15 – 0.5
Eyepiece socket depth	40 mm	15 – 80
Main tube outside diameter	62 mm	40 – 100
Main tube wall thickness	4 mm	2 – 10
Main tube length	200 mm	80 – 400
Focus lock collar height	18 mm	8 – 40
Collar radial thickness	2 mm	1 – 6
Cell flange radial width	3 mm	1.5 – 10
Cell spigot length	10 mm	5 – 25
Sliding fit clearance per side	0.3 mm	0.15 – 0.6
Drawtube wall thickness	2.5 mm	1.5 – 6
Insertion depth into main tube	66 mm	20 – 150
Protrusion beyond main tube	94 mm	30 – 250
Grip flange radial width	6 mm	3 – 15
Grip flange thickness	6 mm	3 – 15
Grip flange height above drawtube base	100 mm	40 – 200
Eyepiece clamp slit width	1.5 mm	0.8 – 4
Lock screw shaft diameter	4 mm	3 – 8
Lock knob diameter	16 mm	10 – 30
Lock knob thickness	6 mm	3 – 12
Lock boss diameter	11 mm	6 – 20
Lock boss protrusion length	5 mm	2 – 15

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