Binoculars & Telescopes › 20 mm

NKPRSTF1000 PROSTAFF 1000 The PROSTAFF 1000 6x20 Laser Rangefinder puts a soli... NKPRSTF1000 PROSTAFF 1000 The PROSTAFF 1000 6x20 Laser Rangefinder puts a solid 1 000-yard maximum ranging capability into your hand together with compact ergonomics that will fit your pocket. The 6x optical system makes seeing—and ranging—deer out... more

Explore Scientific 68 Deg. 20mm Argon-Purged Waterproof Eyepiece 1.25 Barrel Explore Scientific 68 Deg. 20mm Argon-Purged Waterproof Eyepiece 1.25 Barrel more

Features: Very suitable for broad moon and medium-sized star cluster observati... Features: Very suitable for broad moon and medium-sized star cluster observations. Soft rubber to protect eyes particularly convenient for the glasses wearers. Highly achromatic to enhance the details of Jupiter Saturn Mars Venus and planets. Precisely... more

Explore Scientific 20mm 100 degree Series Nitrogen-Purged Waterproof Eyepiece ... Explore Scientific 20mm 100 degree Series Nitrogen-Purged Waterproof Eyepiece EPWP10020-01. The Explore Scientific 20mm 100 Series Hyper-Wide Nitrogen-Purged Waterproof Eyepiece features a field of view that is close to the maximum for hyper-wide with... more

Pentax Weatherproof XW 20mm Extra Wide Eyepiece w/1.25in Barrel 70516. These S... Pentax Weatherproof XW 20mm Extra Wide Eyepiece w/1.25in Barrel 70516. These Spotting Scope Accessories by Pentax are built with high-performance high-refraction extra-low-dispersion lanthanum glass elements for crystal clear images and the proprietary... more

Pentax VD 4 X 20mm WP Detachable Binoculars/Telescope Gray/Black Medium 63600.... Pentax VD 4 X 20mm WP Detachable Binoculars/Telescope Gray/Black Medium 63600. As conventional binoculars they deliver a solid magnified view of the subject at four-times magnification. Separate the barrels and the VD 4X20 WP functions as two... more

Free Express Shipping! Pentax SMC XW 20mm Eyepiece (1.25") For Select Pentax S... Free Express Shipping! Pentax SMC XW 20mm Eyepiece (1.25") For Select Pentax Spotting Scopes, For Telescopes That Use 1.25" Eyepieces, Wide 70° Angle of View, Low-Dispersion Lanthanum Glass Lenses, 6 Element/4 Group Lens Configuration, Produces a Low... more

Free Express Shipping! Explore Scientific 68° Series 20mm Eyepiece (1.25") 20m... Free Express Shipping! Explore Scientific 68° Series 20mm Eyepiece (1.25") 20mm Focal Length, 68° Field of View, 1.25" Diameter Barrel, Fully Multi-coated Optics, Argon-Filled, Water and Fogproof, Slip-Resistant Textured Surface, Fold-Down Eyecup more

Material: ABS Holder, PMMA Lens; Lens Angle: 90 Degree; Packing List: 10 x LED... Material: ABS Holder, PMMA Lens; Lens Angle: 90 Degree; Packing List: 10 x LED Lens, 10 x Holder. Advantage: Made of PMMA material, with high light transmittance, not easy to break, anti-corrosion, durable and long-term use. more

Material: ABS Holder, PMMA Lens; Lens Angle: 45 Degree; Packing List: 10 x LED... Material: ABS Holder, PMMA Lens; Lens Angle: 45 Degree; Packing List: 10 x LED Lens, 10 x Holder. Advantage: Made of PMMA material, with high light transmittance, not easy to break, anti-corrosion, durable and long-term use. more

Material: ABS Holder, PMMA Lens; Lens Angle: 60 Degree; Packing List: 10 x LED... Material: ABS Holder, PMMA Lens; Lens Angle: 60 Degree; Packing List: 10 x LED Lens, 10 x Holder. Advantage: Made of PMMA material, with high light transmittance, not easy to break, anti-corrosion, durable and long-term use. more

Neewer CY004 20mm Polyhedron Color Cube Prism For Creative Lighting Effects, R... Neewer CY004 20mm Polyhedron Color Cube Prism For Creative Lighting Effects, Refracts Light into Full Color Spectrum, K9 Optical Glass, 0.8 x 0.8 x 0.8" Faceted Cube, Weighs 0.5 oz, Includes Storage Case and Fabric Pouch FILTERS-Other Optical Effects more

Astronomy Telescope Eyepiece Lens H20mm 0.965inch 35 Degree Wide View FOV Astronomy Telescope Eyepiece Lens H20mm 0.965inch 35 Degree Wide View FOV more

SVBONY Telescope Illuminated Single Crosshair Eyepiece 20mm SWA 70° Adjustable... SVBONY Telescope Illuminated Single Crosshair Eyepiece 20mm SWA 70° Adjustable for Perfectly Guided more

8 x 20mm magnification Near Focus Monocular with a soft protective case and ey... 8 x 20mm magnification Near Focus Monocular with a soft protective case and eyecup. Includes detachable neck cord. Measures 98mm H x 34mm W. Weighs 112g. Adjusting the focus is easy; just look at the subject rotate the focusing ring until the subject... more

Looking for Telescope Accessories? Explore Scientific 62 degree 20mm Long Eye ... Looking for Telescope Accessories? Explore Scientific 62 degree 20mm Long Eye Relief Waterproof Eyepiece EPWP6220L delivers great quality for a great price. All of the features you need for a price you want from Explore Scientific. Don t look further... more

Description: 20X 32X Magnification: Two replaceable eyepiece(12.5mm 20mm) in t... Description: 20X 32X Magnification: Two replaceable eyepiece(12.5mm 20mm) in this refractor . The magnification of the 20mm eyepiece is 20X 12.5mm eyepiece is 32X. Light collection force: 150X. 40mm : With 400mm focal length and 60mm can collect more... more

Tele Vue DeLite Series 13mm Eyepiece Tele Vue DeLite Series 13mm Eyepiece more

Colour:Black+silver Material:Optical glass + metal Size:0.96 inch / 24.5mm Len... Colour:Black+silver Material:Optical glass + metal Size:0.96 inch / 24.5mm Length:20 mm/0.79 inch Eyepiece Port: 4.7x2.8 cm/1.85x1.10 inch Package Contents: 1 x Telescope Eyepiece Only the above package content other are not included. Note: Light and... more

Colour:Black+silver Material:Optical glass + metal Size:0.96 inch / 24.5mm Len... Colour:Black+silver Material:Optical glass + metal Size:0.96 inch / 24.5mm Length:20 mm/0.79 inch Eyepiece Port: 4.7x2.8 cm/1.85x1.10 inch Package Contents: 1 x Telescope Eyepiece Only the above package content other products are not included. Note:... more