Antlia SHO 3nm Narrowband Pro Filters Antlia SHO Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwid...

SVBONY SV164 Dark Filter for CCD Cameras Quickly capture dark frames to optimize photo quality; SV164 filter blocks all light from imaging camera s...

May 30, 2023 — During so-called pumping, the neodymium on the laser crystal is excited. This means that the neodymium is supplied with light in a targeted ...

Player One ERF 1.25″ Filter S-series for Quark Chromosphere Player One S series filter using high quality optical glass substrate and multi-layer c...

Edgefilters

Antlia H-beta and OIII Filter – 1.25″ Antlia HB-OIII filter is engineered specifically for night visual nebulae observation at a high contrast and ...

Antlia Triband RGB II Ultra Filter It is designed for light pollution suppression for OSC and Mono cameras. The spectral design selected the most...

May 23, 2024 — The field number (FN) is the diameter (in millimeters) of the image's circular projection area on the sensor plane. Consider the size you need ...

Antlia ALP-T Dual Band 5nm SII&Hb Filter The ALP-T dual band 5nm SII&Hb filter is a dual line-pass filter, which lets the deep red Sulfur-I...

IDAS 2" NBZ-II 10nm Ha & 8nm OIII Dual Band Filter The IDAS NBZ-II is a new dual band nebula booster filter - the successor to the NBZ (NBZex) ...

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Antlia ALP-T Dual Band Ha+OIII 5nm Highspeed Filter ALP-T Dual Band 5nm Highspeed Filters are further optimized to work with high-speed imaging sys...

Absorptivefilters

Put simply, focal length as denoted by the numbers on your lens (35mm, 50mm etc.) is the distance between your sensor or film and your camera lens when it's ...

Optolong UHC Light Pollution Filter The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects...

Daystar Quark Chromosphere H-alpha Filter The Daystar Quark Chromosphere H-alpha Filter marries high quality components of a telecentric barlow, ad...

Whether your robot is doing vision tracking or you want to brighten up a demo robot, this green LED ring is a powerful tool. This ring emits a green light which ...

Antlia ALP-T Dual Band 5nm Ha&OIII Filter ***** Antlia FAMOUS filter known as Gold Filter! ***** The Antlia ALP-T dual band 5nm filter is a dua...

Antlia Quad Band Anti-Light Pollution Filter 2" Mounted The Antlia Quad Band Anti-Light Pollution Filter is a light suppression filter for color an...

Reflection, Refraction, and Diffraction. Reflection. Reflection – wave strikes a surface and is bounced back. Law of Reflection: angle of incidence = angle of ...

Commercial Bath Tissue · Marathon Jumbo Roll 2-Ply White Toilet Paper 6 rolls, 1000 ft./roll · POM 2-Ply Toilet Paper 45 rolls, 473 sheets/roll.

ZWO UV/IR Cut Filter The ZWO UV/IR Cut Filter  filter is suitable for color camera with AR protect window. It’s available in 1.25″ or 2″ round moun...

Antlia SHO 3nm Narrowband PRO Highspeed Filters Antlia's SHO 3nm Pro Highspeed Filters are further optimized for high-speed imaging systems by pre-...

Vn filter

Chroma 3nm H-alpha Filter The Chroma 3nm H-alpha Filter is essential for imaging nebulae and other objects which are rich in ionized hydrogen. At 6...

Aug 23, 2024 — Therefore, 3,000 micrometers is equal to 3 millimeters. Millimeters to Micrometers Conversion Table. Millimeters (mm), Micrometers (µm). 1 mm ...

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Antlia LRGB-V Pro Filters The Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sen...

MidwestFilters

Colorfilters

Optolong L-Extreme Dual-Band Astronomy NarrowBand Filter The advantage of the L-eXtreme filter is that there is no transmission between the H-beta ...

Long passfilters

Askar Colour Magic C1 & C2 Duo-Band Filter Colour Magic C1 Duo-band filter (Hα+OIII) has a high transmittance of over 90% at its center wavelen...

Terms and Definitions ; Objective lens X Ocular lens = Total magnification ; For example: low power: (10X)(10X) = 100X ; high dry: (40X)(10X) = 400X ; oil immersion ...

Celestron H-alpha H-beta OIII imaging filter, RASA 8 Bring out the best in your nebulae astroimages with the H-alpha H-beta OIII (Hα-Hβ-OIII) Imagi...

Astronomik Dark Filter Astronomik's simple yet effective dark filter makes taking dark frames easier than ever! Orientation does not matter. Does n...

Rack focus in video editing is a technique that involves changing the focus of the lens during a shot. The term comes from the action of adjusting the focus on ...

Baader Calcium GEN-II 1¼" with LPFC Single filter (unstacked!), shows finest solar details in calcium K (Cak) lightFor solar photography only in c...

Player One Photosphere 7.5nm 1.25″ Filter E-series  Player One E-series is an upgrade series of S-series, using high quality optical glass substrat...

Chroma 3nm OIII Filter The Chroma 3nm OIII Filter isolates the 500.7nm primary emission line of doubly ionized oxygen. After H-alpha, this is the n...

Optolong Clear Focusing Filter Optolong Clear focusing filter is designed to highly pass the visible spectral region 420-680nm at 98.5% transmissio...

Imaging filters are used to increase details in specific Oxygen III, H-Alpha, Sulfur II, H-Beta and more line in the spectrum graphic.

Tele Vue Bandmate Nebustar Type II Filter The Tele Vue Bandmate Nebustar Type II Filter is a unique narrowband design specifically for Tele Vue. It...

Chroma 3nm SII Filter The Chroma 3nm SII Filter isolates the spectral emission of singly ionized sulfur atoms, also common in nebulae. Emission is ...

SVBONY EOS-C UHC Filter for Light Pollution UHC filters or light pollution reduction filters are designed to selectively reduce the transmissio...

DielectricFilters

Askar Colour Magic D 6nm Deep-Sky Narrowband Filters For all astrophotography enthusiasts, filters are one of the indispensable accessories to achi...

Optolong L-Ultimate Filter It’s about a 3nm dual band designed to drastically reduce the effect of light pollution, the 3nm isolates the nebulae’s ...

Lensimaging

Optolong L-Pro Filter The Optolong L-Pro Filter is designed to improve the visibility of various deepsky objects. By selectively reducing the trans...

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Optolong UV/IR CUT Optolong UV/IR Cut filter is designed for ultraviolet and infrared wavelength blocking to improve sharpness of the image as most...

Antares UHC Filter UHC is a filter that blocks the visual spectrum except for wavelengths between 480nM and 510nM. Often called a Nebular or ALP (a...

Optolong L-eNhance Duo Band Filter The relentless spread or urbanization and its associated light pollution have become a growing problem for all a...

Rotate an Image by π/4 Radians Clockwise. This example rotates an image by -0.79 radians. In other words, the image gets rotated by -45 degrees. The formula for ...

Antlia ALP-T Dual Band 5nm Ha+OIII and SII+Hb Filters Package The Antlia ALP-T dual band 5nm filter is a dual line-pass filter which was designed t...

Optolong L-Quad Enhance Filter L-Quad Enhance Filter (L-QEF) is a quad bandpass light pollution suppression filter for colour cameras. It effective...

Antlia SHO 4.5nm Narrowband EDGE Filters Antlia SHO EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The supp...