Reference: UA-EXTM42-4

Brand: ASToptics

Extension ring 4mm M42

Extension ring T2 (M42) with a back focus of 4mm

Reference: KE405

Brand: Kepler

Fine adjustment ring M54 - 0.5mm and 1mm - KEPLER

Fine adjustment ring M54 - 0.5mm and 1mm - KEPLER

Reference: UA-EXTM48-15

Brand: Univers Astro

M48 extension 15mm

M48 extension ring with a 15mm back focus

Reference: KE397

Brand: Kepler

Extension Ring 5mm M54 - KEPLER

Extension Ring 5mm M54 - KEPLER

Reference: UA-EXTM42-5

Brand: Univers Astro

Extension ring 5mm M42

Extension ring T2 (M42) with a back focus of 5mm

Reference: KE401

Brand: Kepler

Extension ring 9mm M54 - KEPLER

M54 Adjustment Ring Adding 9mm of Backfocus.

Reference: UA-EXTM42-10

Brand: Univers Astro

Extension ring 10mm M42

Extension ring T2 (M42) with a back focus of 10mm

Reference: UA-EXTM48-5

Brand: Univers Astro

M48 extension 5mm

M48 extension ring with 5mm back focus

Reference: TST2V40

Brand: TSOptics

T2 (M42) extension 40mm

Bague d'extension T2 (M42) avec un tirage optique de 40mm

Reference: KE404

Brand: Kepler

Fine adjustment rings 0.5mm to 1mm M48

Fine adjustment rings 0.5mm to 1mm M48

Reference: TST2V26

Brand: TSOptics

T2 (M42) extension 26mm

Bague d'extension T2 (M42) avec un tirage optique de 26mm

Reference: KE400

Brand: Kepler

copy of

Reference: SW0185

Brand: Sky-Watcher

1.25" 50mm extension slider

An extension tube with a 1.25" (31.75mm) barrel ideal for extending the focal length of equipment of the same barrel.

Reference: KE398

Brand: Kepler

Extension Ring 6mm M54 - KEPLER

M54 Adjustment Ring Adding 6mm of Backfocus.

Reference: KE396

Brand: Kepler

Extension Ring 4mm M54 - KEPLER

M54 Adjustment Ring Adding 4mm of Backfocus.

Reference: KE399

Brand: Kepler

Extension Ring 7mm M54 - KEPLER

Extension Ring 7mm M54 - KEPLER