Lacerta M54x0.75 Takahashi-finetuning rings (6pcs, from 4mm to 9mm)

Extension with Takahashi thread

These rings with the M54x0.75 standard Takahashi thread allow all possible extension combinations between 4mm and 35mm with 1mm steps.

The set consists of 6 single rings each with 4, 5, 6, 7, 8 and 9mm light path. The rings are labeled according to their length with the numbers 4, 5, 6, 7, 8 and 9.

The variations

This is how you can achieve the desired overall length:

• 4mm = 4
• 5mm = 5
• 6mm = 6
• 7mm = 7
• 8mm = 8
• 9mm = 9 or 4 + 5
• 10mm = 4 + 6
• 11mm = 4 + 7 or 5 + 6
• 12mm = 4 + 8 or 5 + 7
• 13mm = 4 + 9 or 5 + 8
• 14mm = 5 + 9 or 6 + 8
• 15mm = 6 + 9 or 7 + 8 or 4 + 5 + 6
• 16mm = 7 + 9 or 4 + 5 + 7
• 17mm = 8 + 9 or 4 + 6 + 7 or 4 + 5 + 8
• 18mm = 4 + 5 + 9 or 4 + 6 + 8
• 19mm = 4 + 6 + 9 or 4 + 7 + 8 or 5 + 6 + 8
• 20mm = 4 + 7 + 9 or 5 + 6 + 9 or 5 + 7 + 8
• 21mm = 4 + 8 + 9 or 5 + 7 + 9 or 6 + 7 + 8
• 22mm = 5 + 8 + 9 or 6 + 7 + 9 or 4 + 5 + 6 + 7
• 23mm = 6 + 8 + 9 or 4 + 5 + 6 + 8
• 24mm = 7 + 8 + 9 or 4 + 5 + 6 + 9 or 4 + 5 + 7 + 8
• 25mm = 4 + 5 + 7 + 9 or 4 + 6 + 7 + 8
• 26mm = 4 + 5 + 8 + 9 or 4 + 6 + 7 + 9
• 27mm = 4 + 6 + 8 + 9 or 5 + 6 + 7 + 9
• 28mm = 4 + 7 + 8 + 9 or 5 + 6 + 8 + 9
• 29mm = 5 + 7 + 8 + 9
• 30mm = 6 + 7 + 8 + 9 or 4 + 5 + 6 + 7 + 8
• 31mm = 4 + 5 + 6 + 7 + 9
• 32mm = 4 + 5 + 6 + 8 + 9
• 33mm = 4 + 5 + 7 + 8 + 9
• 34mm = 4 + 6 + 7 + 8 + 9
• 35mm = 5 + 6 + 7 + 8 + 9

Scope of delivery and technical data

• Package includes 6 spacer rings with M54x0.75 Takahashi thread, each with 4mm, 5mm, 6mm, 7mm, 8mm and 9mm light path.
• Free opening: 51mm diameter with light trap
• Thread length: 3.5mm (negative)
• Thread length: 3mm (positive)