Meade Research Quality Telescope

Meade Research Quality Telescopes, Parts and Accessories

2” O.D. Eyepieces. Superb wide-angle eyepieces for 2” focusers. Fully coated, premium quality optics for the ultimate in rich-field performance. Erfle 32 mm – highly corrected 5 element optical system, with wide, flat 65” field. Keller 60mm – Low power, log eye relief, ideal for deep-space observations. Kellner 60mm – Low power, long eye relief. Ideal for deep-space observations.

Zoom Eyepieces. Orthoscopic 8.4-21mm (1 1/4” O.D.) – Zooms instantly, with excellent image corrections at all powers. 50 degrees field at 8.4mm. Filler Adapter: couples our filters to above eyepieces. Kellner 7.5-22.5 mm (.965” O.D.) – Fine quality, 4-element design. Coated optics mounted in a machined metal housing.

Wide Field Eyepieces. Kellner 40mm Extra Wide Field (1 ¼ O.D.). Yields widest field obtainable in 1 ¼” O.D. Enlarged field liens and special field-flattening optics with long eye relief. Barrel accepts filters directly.

Photo: Elena

Erfle 20 mm (1 1/4” O.D.). An advanced 5-element system with fully coated, color corrected optics. Fine image quality throughout a wide 65” field. Barrel threaded for our filters. Illuminated Reticle Eyepiece. A professionally made Kellner 12 mm guiding eyepiece for the most discriminating applications. Precisely focusable crossline reticle; remote brightness control with 2 ft cord. Specify either 1 ¼” or 0.965” O.D. Micrometer Reticle. For accurate measurement of stellar and planetary separations. Interchanges with standard crossline reticle.

Photo-visual color filters. Top quality optical glass, dyed-in-the-mass, with excellent spectral homogeneity. Mounted in machine metal cells which thread directly into all our 1 ¼” Series 1” eyepieces. Filters may be piggy-backed. Listed by Wratten N and color: #8 Light-Yellow, #11 Yellow-Green, #12 – Yellow, #21 – Orange, , #21A – Light Red, #25A – Red, #47 – Violet #58 – Green, #80A – Medium Blue. Polarizer (30% trans.)

Serie1 Orthoscopic eyepieces (1- 1/4” in 8 focal lengths. Now available in .965” O.D. – These same Series 1 orthoscopic may also be ordered in the foreign standard .965” barrel. Manufactured to exacting specifications, these excellent orthoscopic will optimize the performance of any telescope. They are of the classical 4-element design, 45 degrees field, fully coated, with precise corrections for color and field flatness. We sell thousands of these Series 1 orthoscopic every year to serious amateurs, universities, and telescope manufacturers throughout the world. There are no finer eyepieces sold for under $25. Barrels are of machined brass, heavily plated, and are threaded to accept our color filters directly. Focal lengths 4,5,6,7,8,9, 12.5, 18.25 mm.

Guide Telescopes. For precise guiding during astrophtography. Fine air-spaced achromatic objectives. Rack and pinion focuser, Kellner 9 mm crossline eyepieces, and diagonal prism included. Brackets for either guide telescope. Either guide telescope with Ke12mm, illum. Reticle Eyepiece System.

Serie 1 Kellner Eyepieces (1 – ¼” O.D.). The 3-element Kellner design has long been a favorite of amateurs seeking a highly-corrected, yet moderately priced, eyepiece. The 40 mm focal length is an exceptionally fine low-coast, wide-field eyepiece. Fully coated. Barrels are threaded for our filters. Focal lengths: 6,12,25, 40 mm.

Camera Adapters. Adapt your camera to telescope focuser instantly. Individually machined from solid bar aluminium. For eyepiece projection of first focus. Specify either .965” or 1 ¼” focuser. All 1 ¼” adapters are threaded for our filters. Pentax, Praktica, Yashica, Mamiya, Exakta, Nikon, Canon, Minolta, Miranda, Olympus OM-1, Olympus Pen. Adapters only for First Focus.

Model 300 Refractor. Air-spaced achromatic objective. Complete with 5 eyepieces and all accessories. Motor drive, model 280 2.4”. Equatorial Refractor.

Research Grade Orthoscopic eyepieces (1 – ¼” O.D.) All our Research-Grade eyepieces are precisely parfocal. The very finest in eyepiece design and manufacture. These superb 4 – element systems are unsurpassed by any other eyepieces in resolution, color correction, and flatness of field. They are the mainstays of research institutions and observatories everywhere. Fully coated 45” field.

Erfle 20mm. Manufactured to the same stringent standards as our Research-Grade Orthoscopic, with a wide 75” apparent field. The virtual absence of curvature to the extreme field edge affords truly breathtaking observational opportunities.

Precision Rack-and-Pinion Focusers. Carefully machined, all-metal construction. All 3 models include helical-cut rack for ultra-smooth focusing without backlash. Universal bases fit all tube sizes. Standard 1 – 1/4“ eyepiece holders. Each focuser is guaranteed to be the finest obtainable in its class. Model #67- Strong, light-weight design for 4” to 10” telescopes. 2 – 3/16” travel. An excellent value. Model #640 – a heavy-duty deluxe focuser for 6” to 16” telescopes. Full 3” travel. Ideal for both visual and photographic applications. Model #680 – our finest focuser. Accepts both 1 – ¼” and 2” eyepieces. Full 3” travel, for photo or visual observing with 6” top 16” telescopes.

7 x 50 Viewfinder. Coated achromatic objective. 50 mm dia. Wide-field crosshair eyepiece. Sharp, brilliant images (Not for use with prism).

7 x 50 Right-Angle viewfinder. Specifications as above, but for both right-angle and straight-through observation. Crosshair eye-piece, prism included.

6 x 30 Viewfinder. A fine, wide-field finder. Coated achromatic objective. Crosshair eyepiece, 2-ring bracket included.

Research-Grade. Erfle 20 mm. Manufactured to the same stringent standards as our Research Grade Orthoscopic, with a wide 75” apparent field. The virtual absence of curvature to the extreme field edge affords truly breathtaking observational opportunities.

Research-Grade telenegative Amplifiers (1 – ¼”). The world’s finest Barlow lens. Full 26 mm clear-aperture achromat, with virtually flawless corrections for chromatic and spherical aberrations.