Tele Vue Powermate 4x 2 inch Barlow-lens

The Tele Vue Powermate 4x 2" Barlow Lens is a premium telecentric amplifier designed for visual observation and astrophotography. It delivers a constant 4x magnification while maintaining eyepiece eye relief and minimizing field curvature and chromatic aberration.

Advantages

Unlike traditional Barlow lenses, the Powermate design provides a constant magnification factor regardless of eyepiece position, ensuring consistent performance. The fully multi-coated 4-element optics produce high contrast and sharp images across the field.

Suitable for

• Visual astronomers seeking high-power views
• Astrophotographers requiring flat-field magnification
• Users of 2" focusers and 2" eyepieces

Key specifications

• Magnification Factor: 4x
• Input Barrel Diameter: 2" (50.8mm)
• Output Barrel Diameter: 2" (50.8mm)
• Optical Design: 4-element, 2-group Telecentric Amplifier
• Lens Coatings: Fully Multi-Coated
• Filter Thread Size: 2" (M48x0.75)
• Eyepiece Retention: Brass Compression Ring
• Housing Material: Black Anodized Aluminum
• Safety Feature: Undercut Barrel

Recommendations

For best results, use with high-quality 2" eyepieces and ensure your focuser can handle the length of the Powermate. Ideal for planetary and lunar observation as well as high-resolution imaging.