OPTEC Planewave SecureFit Spacer to OPTEC-3600 Male Dovetail Mount

Stock count is accurate & shown in real time.
- This item is out of stock.
- Sign up for back-in-stock alerts to be notified when this item becomes available (account login required).
- This item is out of stock.
- Sign up for back-in-stock alerts to be notified when this item becomes available (account login required).
Contiguous US / Lower 48:
Free shipping applies to orders over $50 using our chosen carrier/method. Faster paid options are available at checkout.
Alaska, Hawaii & US Territories:
Free shipping applies to many—but not all—products. Enter your ZIP code in cart or upon checkout to confirm options and costs.
International:
International orders do not qualify for free shipping. Shipping, duties, brokerage, tariffs, and taxes are the customer’s responsibility. Some items may be restricted due to export, size, or manufacturer limitations.
- Converts PlaneWave SecureFit to OPTEC-3600 male dovetail interface
- Low-profile design uses only 0.25 in (6.35 mm) of back focus
OPTEC PlaneWave SecureFit to OPTEC-3600 Adapter
The Optec #19815 PlaneWave SecureFit to OPTEC-3600 Adapter is a precision-machined solution for integrating PlaneWave SecureFit spacer systems with OPTEC-3600 compatible accessories. Designed to convert a PlaneWave SecureFit interface into an OPTEC-3600 male dovetail mount, this adapter allows seamless attachment of accessories such as the Perseus Instrument Selector, TCF-Leo, and other OPTEC-3600 receiver-based components. With a slim low-profile design that consumes only 0.25 in (6.35 mm) of back focus, it is an ideal choice for high-end imaging systems where spacing and rigidity are critical.
Specifications:
- Overall Height: 0.72 in (18.3 mm)
- Clear Aperture: 3.05 in (77.5 mm)
- Weight: 0.39 oz (11 g)
- Back-focus Usage: 0.25" (6.35mm)
- Telescope-side compatibility:
- PlaneWave CDK 14-inch
- PlaneWave CDK 17-inch
- PlaneWave CDK 20-inch
- PlaneWave CDK 24-inch
- Camera-side compatibility:
- TCF-S3 series focuser
- Pyxis 3" rotator
- Perseus 4-port instrument selector
- Any OPTEC-3600 receiver
Other Information
- Country of Manufacture: United States
OPTEC PlaneWave SecureFit to OPTEC-3600 Adapter
The Optec #19815 PlaneWave SecureFit to OPTEC-3600 Adapter is a precision-machined solution for integrating PlaneWave SecureFit spacer systems with OPTEC-3600 compatible accessories. Designed to convert a PlaneWave SecureFit interface into an OPTEC-3600 male dovetail mount, this adapter allows seamless attachment of accessories such as the Perseus Instrument Selector, TCF-Leo, and other OPTEC-3600 receiver-based components. With a slim low-profile design that consumes only 0.25 in (6.35 mm) of back focus, it is an ideal choice for high-end imaging systems where spacing and rigidity are critical.
Specifications:
- Overall Height: 0.72 in (18.3 mm)
- Clear Aperture: 3.05 in (77.5 mm)
- Weight: 0.39 oz (11 g)
- Back-focus Usage: 0.25" (6.35mm)
- Telescope-side compatibility:
- PlaneWave CDK 14-inch
- PlaneWave CDK 17-inch
- PlaneWave CDK 20-inch
- PlaneWave CDK 24-inch
- Camera-side compatibility:
- TCF-S3 series focuser
- Pyxis 3" rotator
- Perseus 4-port instrument selector
- Any OPTEC-3600 receiver
- Converts PlaneWave SecureFit to OPTEC-3600 male dovetail interface
- Low-profile design uses only 0.25 in (6.35 mm) of back focus
OPTEC PlaneWave SecureFit to OPTEC-3600 Adapter
The Optec #19815 PlaneWave SecureFit to OPTEC-3600 Adapter is a precision-machined solution for integrating PlaneWave SecureFit spacer systems with OPTEC-3600 compatible accessories. Designed to convert a PlaneWave SecureFit interface into an OPTEC-3600 male dovetail mount, this adapter allows seamless attachment of accessories such as the Perseus Instrument Selector, TCF-Leo, and other OPTEC-3600 receiver-based components. With a slim low-profile design that consumes only 0.25 in (6.35 mm) of back focus, it is an ideal choice for high-end imaging systems where spacing and rigidity are critical.
Specifications:
- Overall Height: 0.72 in (18.3 mm)
- Clear Aperture: 3.05 in (77.5 mm)
- Weight: 0.39 oz (11 g)
- Back-focus Usage: 0.25" (6.35mm)
- Telescope-side compatibility:
- PlaneWave CDK 14-inch
- PlaneWave CDK 17-inch
- PlaneWave CDK 20-inch
- PlaneWave CDK 24-inch
- Camera-side compatibility:
- TCF-S3 series focuser
- Pyxis 3" rotator
- Perseus 4-port instrument selector
- Any OPTEC-3600 receiver
Other Information
- Country of Manufacture: United States

OPTEC Planewave SecureFit Spacer to OPTEC-3600 Male Dovetail Mount
