Baader Planetarium Diamond Steeltrack S58 to M68i BDS-Adapter - 2957207 Accessory This makes it especially useful

This makes it especially useful for alpine hunting and gives it a huge practical advantage over shorter spotting scopes

they have the same inner diameter

For optimal deep-sky imaging performance

to additionally eliminate any reflection due to light falling onto the edge of a filter

Baader Planetarium Diamond Steeltrack S58 to M68i BDS-Adapter - 2957207 Accessory This makes it especially usefulDiamond Steeltrack S58 to M68i BDS Adapter Specifications MANUFACTURER Baader Planetarium SKU (#) 2957207 EAN CODE 4047825048547 NET WEIGHT (KG) 0. 65 OPTICAL LENGTH (MM) 7. 5 INNER DIAMETER CLEAR APERTURE (MM) 54 OUTER DIAMETER 73 ADAPTABLE TO Baader Diamond Steeltrack (BDS) INNER CONNECTION (EYEPIECE CAMERA SIDED) M68 x 1 OUTER CONNECTION (LENS SIDED) S58 COMPATIBLE BRANDS Baader Planetarium TYPE OF ADAPTER Reducing Adapter ADAPTERS FAMILY M68 System